The O.C. S2.E18 “The Risky Business”

Ryan: "You're not Trey."

Marissa: "Kirsten moved him."

Ryan: "I'm gonna go find him then."

Marissa: "Okay."

Ryan: "Right. Sorry. You know, if anyone should know about knocking before entering the pool house, that'd be me."

Marissa: "Nothing you haven't seen before, right?"

Ryan: "Right."