It's hard to believe that almost two decades have passed since The OC took the world by storm, redefining teen dramas and leaving an unforgettable mark on pop culture. But for many fans, one moment stands out as the show's most gut-wrenching twist: the tragic death of Marissa Cooper. Stream every episode of The OC for free on 9Now.

Played by Mischa Barton, the demise of this central character left viewers in shock and forever changed the trajectory of the show. The episode first aired 18 years ago in 2006, and was so powerful it still has fans reminiscing about the golden era of early '00s television in 2024. In the final moments of The O.

C. 's third season, Marissa's storyline came to a tragic close. What seemed like a typical episode took a dark turn when Ryan Atwood (Ben McKenzie) pulled Marissa from a flaming wreck after a car accident involving her ex, Kevin Volchok (Cam Gigandet).

Her final moments in Ryan's arms, as Imogen Heap's haunting "Hallelujah" played in the background, is one of the most memorable and emotional scenes in television history. At the time, viewers were left stunned. Marissa, one of the original "core four" of the show, had been a central figure from day one.

READ MORE: Everything you need to know about The Golden Bachelor Her death not only rocked the fictional world of Newport Beach but also the show's massive global fanbase. Mischa Barton's exit was the result of various factors, including the actress's desire to pursue other opportunities. A.