The Perfect Couple
The OC Season 1 Episode 10 (11/12/03)
-Caleb becomes involved with Julie as he helps her with her charity benefit.
-Ryan sees Caleb and Julie kissing and tells Marissa. She outs the relationship to everyone at the benefit.
-Kristen is disgusted and drags Sandy out just as he arrives.
-Marissa and Ryan sleep together for the first time.
-Seth takes Anna to the benefit to make Summer jealous. It works and she kisses him and admits she loves him.