Question: I heard that Mischa Barton doesn't want to do Season 4 of The O.C. Is this true?

Answer: Let's ask Josh Schwartz: "You mean [rumors] that she's been trying to play sick and get out of work? Never happened. She's a professional." And what about next season? "I can't guarantee anyone's coming back." (Keep reading and you'll learn why he can't guarantee that.)