Mischa Barton 's Hills days are behind her. A source tells ET that the second season of The Hills: New Beginnings recently began filming and the 34-year-old actress will not be returning.

Mischa Barton says that her onscreen romance with her co-star, Ben McKenzie, on The O.C. extended offscreen as well. "It wasn't just onscreen," the 38-year-old actress said on the Feb. 21 episode ...

Full cast and crew of the TV Show The Hills: New Beginnings ...

The Hills: New Beginnings will reunite fans with some of the show’s main stars, including Heidi Montag, Audrina Patridge, Whitney Port, Stephanie Pratt, Jason Wahler, Brody Jenner, Spencer Pratt ...

'The O.C.' star Mischa Barton joins MTV 'The Hills' revival Barton told Cooper she was the one to end the relationship with McKenzie, feeling she wasn't "ready" for it.

If you want to understand the toxic curse of Noughties celebrity, few women could teach you more than Mischa Barton. In 2003, when she was 17, she was a New York high schooler and part-time actor ...

The Hills: New Beginnings Season 2 is back for a second season of sun-kissed drama, epic meltdowns, and, of course, endless fashion moments. It’s serving up everything we crave: nostalgic vibes ...