Mischa Barton Reveals She Dated O.C. Costar Ben McKenzie IRL

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'Welcome to The O.C.' Book Bombshells: Mischa Barton's Shocking Exit, Adam Brody's Bad Behavior, Emma Stone Almost Joining the Cast, & So Much More

'Welcome to The O.C.' Book Bombshells: Mischa Barton's Shocking Exit, Adam Brody's Bad Behavior, Emma Stone Almost Joining the Cast, & So Much More