The Disconnect: A Newport group account is compromised by a visit to strip joint and Summer aces her SAT. The Chrismukkah Bar Mitz-Vahkkah: Seth plans a bar mitzvah for Ryan in aid of Johhny now he just has to convince them it's a good idea. The Safe Harbor: Seth, Ryan, Summer and Taylor campaign for Marissa's return to Harbor High. The Sister Act: Katlin returns to the O.C. and gosh she has a lot of baggage while Kirsten and Julie are forced into setting up a date for Veronica.