Pete and Violet prepare for their wedding day; things take a surprising turn with Addison and Sam; despite disagreements, the doctors come together to mourn the loss of Dell.

Jason McCann, a troubled teen who is faced with a terrible decision regarding his only brother-a decision that leads him into an explosive confrontation with the CSIs. It is the beginning of an emotional story that will conclude later in the season.

In the wake of the shooting at Seattle Grace-Mercy West, the doctors find themselves in a frenzy: Christina and Owen will be getting married, and others are trying to deal with the recent blood bath. Derek is arrested for speeding.

After the extraordinary turn of events that shockingly left an imprisoned Olivia “over there,” she fights to find her way home. Meanwhile, Peter and Walter try to move on with their lives unknowingly alongside alternate Olivia.

Michael refuses to fire the new office assistant after everyone complains about his bad attitude. Andy plays it cool after Erin shows interest in another man. Meanwhile, Pam tries to impress Jim by pulling an office prank of her own.

Elena, Damon and Alaric take a road trip to Duke University and search through Isobel’s research on folklore and paranormal phenomena to see if they can uncover any clues to the mystery surrounding the Lockwood family. Isobel’s former student, Vanessa offers to guide them through the research and ends up getting quite an education herself. Stefan comes face to face with a terrifying new danger in the woods, and Tyler makes a...

With Cam’s reputation and career on the line, the team travels from overseas to help her solve the case of an unidentified young boy. The Forensics Anthropology Unit lost much of its vigor after disbanding to pursue personal ventures, and it will take the collaborative energy and knowledge of the newly reunited team to unravel evidence and find closure for the family of the unknown boy. After unearthing new clues in the lab and...

Jack meddles in Liz’s burgeoning relationship with Carol (Matt Damon); Tracy has trouble dealing with Kenneth’s termination as a page; Jenna becomes the show’s newest producer.

Penny tags along on Sheldon’s first date; Wolowitz finds a new use for a robotic arm.

As the new semester begins, the study group gathers to tackle Anthropology 101; Jeff struggles to establish decorum with Britta and Annie; Señor Chang decides to enroll as a student so he can join the study group.

The remaining fifteen chefs face added pressure following the first elimination of the season. The chefs compete in their second dinner service.

The chefs and judges reminisce about the season.

The BAU team closes in on the serial killer as he continues his murder spree throughout Los Angeles – with Detective Spicer’s kidnapped daughter as his hostage – in the conclusion of last season’s cliffhanger.

Phil finally agrees to sell the old station wagon but only after a family trip down memory lane; Cameron asks Jay for help when Mitchell decides to build a life-size princess castle for Lily.

Jules instantly connects with her new shrink, Glenn (Jennifer Aniston); Laurie and Travis make a bet; Jules and Grayson’s relationship leaves Bobby frustrated.

The 16 chefs prepare their signature dishes in the season’s first challenge; a contestant is rushed to the emergency room; guests begin to leave when the dinner service is delayed; an elimination.

In the Season 2 premiere, Frankie has a hard time getting the kids ready for school, and she’s accused of being overprotective by Brick’s new teacher (Doris Roberts). Meanwhile, Sue may be too enthusiastic about being on the cross-country team

Adam arranges for Sarah to take an internship at his company; Kristina babysits for Suze (Amanda Foreman) as she deals with her divorce; Julia makes a play date for Sydney; Jasmine and Crosby debate over where Jabbar should live.

The team tracks a mysterious hit squad after a special agent is taken out.

After the events at Warehouse 2, the team tries to stop a new threat.