"The OC" - Peter Gallagher, Kelly Rowan, Benjamin McKenzie and Mischa Barton.
Seth Cohen and Summer Roberts from The OC
Why we all want a relationship like Seth & Summer
'The OC' (TV, Starring Ben McKenzie and Mischa Barton best tv show ever
You're my destiny, Cohen.
Going their separate ways: The OC star originally started dating Hayden after they met on .