'The O.C.' aired for four seasons from 2003 to 2007.
Mischa Barton and Rachel Bilson get emotional rewatching Marissa Cooper's death on 'The OC.'
'The O.C.' star reunited with her onscreen Cooper family last weekend, posting a sweet selfie to Instagram.
The actress reveals that the reality revival approached her before they asked her former 'O.C.' co-star.
'I'm definitely pretty confused by most of it,' Bilson said.
The 35-year-old actress talks about her treatment on the set of the hit series.
Caroline D’Amore tells ET’s Katie Krause about her feud with Mischa Barton on ‘The Hills: New Beginnings.’
The actress starred as Marissa Cooper from 2003 to 2006.
The 34-year-old actress was previously rumored to not be returning to the second season of the reality series.
Mischa Barton talks to ET about ‘The Hills: New Beginnings’ season 2 and her new film, ‘Spree.’
Mischa Barton talks to ET’s Katie Krause about her time on ‘The O.C.’ and new film ‘Spree.’
Joe Keery stars in this thriller about the dangers of going viral.
Spencer Pratt and Heidi Montag are teasing a drama-filled season 2 of 'The Hills: New Beginnings.'
ET caught up with the reality star at the launch of her new Uncommon James line.
