The Best Episodes Written By J. j. philbin

The final answers to our season are revealed - but not before the trio faces mortal danger and an Arconia wedding.

The trio face off against a collection of individuals who deceive, manipulate, and threaten as second nature - a Hollywood cast & crew.

Charles’s stage fright reaches unimaginable heights, involving a break from reality and multiple baby dolls. Mabel is confronted by a mysterious individual from her past with a pivotal proposal.

Seth and Zach squabble over who should take Summer to the prom and who will meet George Lucas for dinner; Sandy takes drastic actions with a recovering Kirsten; Ryan starts to piece together what happened between Trey and Marissa, courtesy of Theresa; Julie's attempts to poison Caleb take a surprise turn.

Daisy enlists George's help in fleecing a wealthy society matron's son, and Roxy faces her annual struggle to come to terms with her death.

When Ryan's brother, Trey, gets out of jail and gives Ryan a call, the Cohens give him a warm welcome. Though, Ryan knows nothing good can come from it. Zach returns from his Italy trip and gives some news leaving Summer curious and Seth ... not really sure what to think. Meanwhile, after Julie admits her naked mistake to Kirsten, they both agree to get Caleb in on it for more help. Newport Living is officially launched.

It's Thanksgiving time. Volchok is back in town and Ryan seems eager to take revenge. At first Sandy and Kirsten try to talk him out of this but, then, Sandy makes Ryan face Volchok. Julie's behavior turns Kaitlin away and permanently jeopardizes her relationship with Dr. Roberts. Summer starts protesting against poverty issues and turns the Cohens' Thanksgiving dinner into a homelesses' refuge. It's clear she hasn't got over Marissa's death yet. Veronica kicks Taylor out as soon as she discovers her beloved daughter married a French man during her European trip.

Social Chair Marissa tries to plan this year’s carnival but is having much difficulty due to a little pest named Taylor. Sandy is surprised to find Kirsten has been released from rehab but instead of informing him, she has been living with another woman named Charlotte who she met in rehab. Julie and Sandy meet with the Dean and Dr. Kim to discuss Ryan and Marissa’s future at Harbor High. Later Ryan and Marissa partake in a similar meeting. Elsewhere Jimmy meets a man and feels more than open to discuss his money problems with him.

Marissa discovers something in Johnny that Ryan lacks and Charlotte convinces Julie and Kirsten to throw a charity event. After discovering fake IDs in Charlotte's purse, Julie confronts her.

Sandy and Matt's hospital project hits a roadblock. Kirsten and Julie run into troubles of their own with their matchmaking business. Marissa confesses her feelings to Johnny. Summer finds out out about Seth.

George realizes that even the undead need friends, but she loses one when a reaper decides to jump to the other side.

Jess accidentally walks in on Nick naked, sending his self-confidence to an all-time low - just after an attractive co-worker agrees to go out on a date with him. Meanwhile, Winston becomes obsessed with learning pop-culture references online.

Graduation is just weeks away and Ryan, Seth, Summer and Marissa leave Newport to attend their respective pre-frosh orientations at UC Berkeley and Brown. While dropping the boys off at the airport, Kirsten is surprised to see Theresa and her all-too-familiar-looking baby boy. While visiting Brown, Seth runs into Anna on the quad and they instantly connect. Could this be the end of Summer and Seth? Meanwhile, Kirsten and Sandy attend a hospital benefit where Kirsten vents her frustrations and falls back into an old habit.

Suresh finds an undiscovered Isaac Mendez painting that shows someone's death; Maya frees Alejandro from a Mexican jail; in the past Hiro discovers something new about Kensei; and Niki and Micah leave Las Vegas to get away from their past. Claire and West take a little trip.

Jess reluctantly dates the wealthy father of one of her students. Meanwhile, Nick attempts to buy a new cell phone and Schmidt and Winston get ultra-competitive playing bar trivia.

Jess and Nick, who are caught between friendship and something more, try to break out of relationship-limbo by going on a First Date. Once Schmidt and Winston realize a full-on Jess/Nick romance might be happening, they swoop in to try to sabotage the date.

At the last wedding of the summer, the gang makes a pact: Each of them will get lucky by night's end. Jess sets her sights on the best man, who also has caught the eye of a beautiful scientist. Meanwhile, Schmidt and Nick get an indecent proposal. Winston recovers from his police academy training, and Coach panics when he realizes he already has hooked up with every woman at the party.

Marissa plots to ruin her mother's happiness by inviting someone from her mother's past to the wedding shower, while Sandy attempts to hide Theresa's return to the O.C. from Ryan. When Ryan discovers Sandy's lies and Theresa's reasons for coming back, he puts himself in a dangerous situation. In the meantime, Seth's unimpressive first meeting with Summer's father leaves their relationship in doubt.

It's a new era in Newport Beach. Kirsten and Julie try and work together at The Newport Group, while Sandy tries to find out what Caleb is hiding. Seth and Ryan go on a double date with Lindsay and Alex, but it ends differently than the four of them might have expected.

Jess and Nick examine their friendship. Elsewhere, Schmidt hopes to impress an attractive Republican by pretending to be one of Mitt Romney's sons.

When Nick is hurt playing a game of touch football and Jess discovers he doesn't have insurance, she takes him to her doctor friend -- an OB-GYN. The gang rallies together and Nick evaluates his life when his seemingly innocuous back injury may prove to be more serious than thought.

Seth is thrown when Alex's ex arrives in town for a visit, and is even more thrown when he finds out who it is. Julie has a plan to try and save The Newport Group, which to everyone's surprise, might actually work. Lindsay sticks out when she joins Summer and Marissa for a girls night out; meanwhile, Ryan, Seth and Zach contemplate playing it safe on a guys' night in. But nothing ever goes as planned.

Seth and Summer come upon a fortune teller whose prediction makes the two question whether they are truly meant for each other. Ryan gets back in touch with his father (with a little help from Taylor). When the two teens discover a love connection between Frank and Julie despite her pending engagement, a Valentine's competition is sparked between "Team Bullit" and "Team Frank". Meanwhile, with a new baby on the way, Kirsten finds herself dwelling on an old secret involving Jimmy Cooper.

Schmidt sets out to sabotage Jess and Nick's relationship.

When an old friend returns to Newport, Ryan decides to help her, which causes problems for him and Sadie. When Summer and Seth run into another rough patch Taylor tries to help them out. Sandy has to deal with more problems with the Newport Group and Marissa must deal with being alone.