{"source":"kalshi","id":"KXPERFORMROLEBRITNEY","ticker":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY","title":"Britney Spears biopic: Actress cast as Britney Spears","description":null,"image":null,"icon":null,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":null,"volume":6207.75,"volume_24hr":1421.83,"volume_24h_change":null,"normalized_vol_24hr":17.149608612060547,"normalized_volume":19.81345558166504,"liquidity":null,"open_interest":1979.47,"categories":["Culture"],"tags":[],"synthetic":false,"is_group":false,"group_key":null,"parent_event_id":null,"probability":null,"spread":null,"top_outcome":"Olivia Holt","top_outcome_probability":0.27,"top_outcome_prob_24h_change":0.05000000000000002,"top_outcome_volume_24h_change":387.0,"updated_at":"2026-06-17T02:57:56.231134Z","fetched_at":"2026-06-17T02:57:56.231134Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","chart_24h":[1.0,2.0,14.0,75.0,81.0,131.0,1416.28,1421.83],"markets":[{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-OLI","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-OLI","question":"Will Olivia Holt perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Olivia Holt","description":"If Olivia Holt performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Olivia Holt satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nOlivia Holt is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nOlivia Holt appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Olivia Holt was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Olivia Holt is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Olivia Holt being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.27,0.73],"probability":0.27,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":1017.27,"volume_24hr":387.0,"prob_24h_change":0.05000000000000002,"volume_24h_change":387.0,"normalized_vol_24hr":12.437140464782715,"normalized_volume":13.966689109802246,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-17T03:11:56.692455Z","fetched_at":"2026-06-17T03:11:56.692455Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.22,0.22,0.26,0.26,0.27,0.27,0.27]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-ADD","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-ADD","question":"Will Addison Rae perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Addison Rae","description":"If Addison Rae performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Addison Rae satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nAddison Rae is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nAddison Rae appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Addison Rae was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Addison Rae is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Addison Rae being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.17,0.83],"probability":0.17,"spread":0.04000000000000001,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":1920.83,"volume_24hr":947.83,"prob_24h_change":0.09000000000000001,"volume_24h_change":947.83,"normalized_vol_24hr":16.448471069335938,"normalized_volume":16.645938873291016,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-17T04:34:18.510460Z","fetched_at":"2026-06-17T04:34:18.510460Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.08,0.08,0.08,0.08,0.08,0.19,0.18,0.13,0.17,0.17,0.17,0.17]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-SAB","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-SAB","question":"Will Sabrina Carpenter perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Sabrina Carpenter","description":"If Sabrina Carpenter performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Sabrina Carpenter satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nSabrina Carpenter is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nSabrina Carpenter appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Sabrina Carpenter was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Sabrina Carpenter is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Sabrina Carpenter being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.14,0.86],"probability":0.14,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":272.0,"volume_24hr":37.0,"prob_24h_change":0.04000000000000001,"volume_24h_change":37.0,"normalized_vol_24hr":4.631355285644531,"normalized_volume":9.161993026733398,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-17T00:42:40.159058Z","fetched_at":"2026-06-17T00:40:16.402357Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.1,0.15,0.14]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-EMM","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-EMM","question":"Will Emma Roberts perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Emma Roberts","description":"If Emma Roberts performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Emma Roberts satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nEmma Roberts is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nEmma Roberts appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Emma Roberts was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Emma Roberts is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Emma Roberts being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.13,0.87],"probability":0.13,"spread":0.010000000000000009,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":323.0,"volume_24hr":12.0,"prob_24h_change":0.1,"volume_24h_change":12.0,"normalized_vol_24hr":2.3027093410491943,"normalized_volume":9.730012893676758,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-16T18:32:50.389660Z","fetched_at":"2026-06-16T18:30:27.200919Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.03,0.03,0.03,0.13]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-FLO","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-FLO","question":"Will Florence Pugh perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Florence Pugh","description":"If Florence Pugh performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Florence Pugh satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nFlorence Pugh is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nFlorence Pugh appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Florence Pugh was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Florence Pugh is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Florence Pugh being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.12,0.88],"probability":0.12,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":1017.0,"volume_24hr":14.0,"prob_24h_change":0.09,"volume_24h_change":14.0,"normalized_vol_24hr":2.566817283630371,"normalized_volume":13.965619087219238,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-16T19:00:38.137825Z","fetched_at":"2026-06-16T18:58:10.257447Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.03,0.03,0.03,0.04,0.04,0.04,0.11,0.12]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-ANY","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-ANY","question":"Will Anya Taylor-Joy perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Anya Taylor-Joy","description":"If Anya Taylor-Joy performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Anya Taylor-Joy satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nAnya Taylor-Joy is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nAnya Taylor-Joy appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Anya Taylor-Joy was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Anya Taylor-Joy is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Anya Taylor-Joy being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.09,0.91],"probability":0.09,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":256.54,"volume_24hr":12.0,"prob_24h_change":-0.020000000000000004,"volume_24h_change":12.0,"normalized_vol_24hr":2.3027093410491943,"normalized_volume":8.972549438476562,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-16T19:00:38.137825Z","fetched_at":"2026-06-16T18:58:10.257447Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.11,0.11,0.11,0.09]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-MAR","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-MAR","question":"Will Margot Robbie perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Margot Robbie","description":"If Margot Robbie performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Margot Robbie satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nMargot Robbie is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nMargot Robbie appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Margot Robbie was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Margot Robbie is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Margot Robbie being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.08,0.92],"probability":0.08,"spread":0.009999999999999995,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":332.11,"volume_24hr":12.0,"prob_24h_change":-0.020000000000000004,"volume_24h_change":12.0,"normalized_vol_24hr":2.3027093410491943,"normalized_volume":9.823582649230957,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-17T00:40:16.402357Z","fetched_at":"2026-06-17T00:40:16.402357Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":[0.1,0.1,0.1,0.08,0.08,0.08]},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-CHL","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-CHL","question":"Will Chloë Grace Moretz perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Chloë Grace Moretz","description":"If Chloë Grace Moretz performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Chloë Grace Moretz satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nChloë Grace Moretz is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nChloë Grace Moretz appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Chloë Grace Moretz was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Chloë Grace Moretz is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Chloë Grace Moretz being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.02,0.98],"probability":0.02,"spread":0.09999999999999999,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":422.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":10.64827823638916,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-16T15:36:11.959274Z","fetched_at":"2026-06-16T15:36:11.959274Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":null},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-MIL","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-MIL","question":"Will Millie Bobby Brown perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Millie Bobby Brown","description":"If Millie Bobby Brown performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Millie Bobby Brown satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nMillie Bobby Brown is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nMillie Bobby Brown appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Millie Bobby Brown was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Millie Bobby Brown is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Millie Bobby Brown being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.11,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":328.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":9.781634330749512,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-16T15:36:11.959274Z","fetched_at":"2026-06-16T15:36:11.959274Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":null},{"source":"kalshi","id":"KXPERFORMROLEBRITNEY-SYD","event_id":"KXPERFORMROLEBRITNEY","slug":"KXPERFORMROLEBRITNEY-SYD","question":"Will Sydney Sweeney perform as Britney Spears in Britney Spears Biopic directed by Jon M. Chu?","group_item_title":"Sydney Sweeney","description":"If Sydney Sweeney performs/ is announced as Britney Spears in the Britney Spears Biopic directed by Jon M. Chu, then the market resolves to Yes.\n\n---\n\nFor the purposes of this Contract, Sydney Sweeney satisfies the Payout Criterion if either:\n\nOfficial Announcement:\nSydney Sweeney is officially announced, confirmed, or publicly credited as cast to perform Britney Spears in Britney Spears Biopic directed by Jon M. Chu, regardless of whether the performance ultimately occurs; OR\n\nActual Performance:\nSydney Sweeney appears on stage, on screen, or in recorded content as Britney Spears in any official performance, showing, or release of Britney Spears Biopic directed by Jon M. Chu.\n\nAdditional clarification(s):\n\nIf Britney Spears Biopic directed by Jon M. Chu is entirely cancelled or abandoned before any official performance or release occurs, but Sydney Sweeney was officially announced in Britney Spears, the Contract will resolve to “Yes.”\n\nIf multiple people are announced for Britney Spears (e.g., alternating cast, dual casting), and Sydney Sweeney is among them, the Contract will resolve to “Yes.” b\n\nThe Contract may resolve to “No” prior to the Expiration Date if:\n(a) Britney Spears Biopic directed by Jon M. Chu is cancelled or completes its run without Sydney Sweeney being announced or performing in Britney Spears, or\n(b) another person is officially announced as the sole exclusive performer for Britney Spears.","image":null,"icon":null,"outcomes":["Yes","No"],"outcome_prices":[0.01,0.99],"probability":0.01,"spread":0.1,"active":true,"closed":false,"start_date":"2026-01-13T15:00:00Z","end_date":"2031-01-01T15:00:00Z","closed_time":"2031-01-01T15:00:00Z","volume":319.0,"volume_24hr":0.0,"prob_24h_change":0.0,"volume_24h_change":0.0,"normalized_vol_24hr":null,"normalized_volume":9.688239097595215,"liquidity":null,"categories":["Culture"],"countries":[],"updated_at":"2026-06-16T15:36:11.959274Z","fetched_at":"2026-06-16T15:36:11.959274Z","added_at":null,"url":"https://kalshi.com/markets/kxperformrolebritney/britney-spears-biopic-actress-cast-as-britney-spears/kxperformrolebritney","event_title":"Britney Spears biopic: Actress cast as Britney Spears","chart_24h":null}],"_meta":{"attribution":"pdata.world — aggregated prediction-market data across 8 platforms","canonical_url":"https://pdata.world/events/kalshi/KXPERFORMROLEBRITNEY","as_of":"2026-06-17T08:59:33.807383Z","docs":"https://api.pdata.world/docs","cite_as":"According to pdata.world (tracking Kalshi): \"Britney Spears biopic: Actress cast as Britney Spears\" — top market at 17% probability across 10 outcomes","source_url":null}}