Liz and Criss search for a dining room table. Jack gets a visit from Avery's mother. Liz gets Pete to produce her live performance on America's Kidz Got Singing. Frank and Tracy try to find a Valentine's Day datefor Lutz.

The Hollywood Round continues as Randy, Jennifer and Steven narrow down the remaining contestants to see who gets a semifinal spot.

Sheldon's is required to take some vacation time away from work, and Amy pays the price. A pre-nuptial agreement rears its ugly head between Howard and Bernadette.

Elena is surprised to receive an invitation to a formal ball, and when Damon and Stefan hear the party is being hosted at Klaus's newly renovated mansion, they both insist on attending the event with her. Caroline and Matt also receive invitations to the ball from unexpected admirers. At the elegant party, Elena learns of a horrifying plan that could lead to numerous deaths and she must decide who she can trust with her new information. Caroline discovers a side of Klaus no one would have suspected. Finally, after an evening of violence and dashed hopes, Damon finds a new way to cope.

Liz and Criss search for a dining room table. Jack gets a visit from Avery's mother. Liz gets Pete to produce her live performance on America's Kidz Got Singing. Frank and Tracy try to find a Valentine's Day datefor Lutz.

Rob asks Hector to teach him Spanish - in secret - so he can understand what Maggie's family is saying about him. Meanwhile, Fernando pretends to be on a diet for Rosa.

In the spirit of Valentine's Day, Meredith and Derek try to have a night to themselves when Lexie offers to watch Zola; Callie hands babysitting duties over to Mark so that she can surprise Arizona with a romantic evening; and Ben proves to Bailey that he knows her better than she thinks.

Dwight is chosen for a task in Tallahassee and needs to pick some Scranton staffers to come with him. Pam comes back from maternity leave.

In honor of the holiday, Faye and Melissa throw a girls only anti-Valentine's Day slumber party for themselves and fellow witches Diana and Cassie. But the night gets wilder than expected when Melissa offers Diana some mood altering "Devil's Spirit" and the first person Diana loosens up around is Lee, who crashes the party to help Faye achieve her own power.

While Reese, Carter, and Fusco protect a young teenager out for revenge on the gangers who killed his brother, Finch worries that his dead partner's son Will will track down the woman who knows about the creation of the Machine.

Amateur magician Preston Miller seeks Walter's help to find his assistant who vanished after a failed attempt at an ambitious disappearing act. With the help of Special Agent Judy Green, Walter and Leo find clues that lead them to uncover a counterfeit money ring. Meanwhile, Leo enlists Isabel's help in looking after Willa.

The eight remaining fashionistas weave their magic when creating sportswear as inspired by one of the four seasons. Designer Cynthia Rowley is the guest judge.

Season 3 kicks off with the opening of a 30-day alligator-hunting cycle in Louisiana. Troy reunites with partner Clint and runs a second boat with son Jacob; Liz Cavalier helms her own boat; and R.J. Molinere has a new secret weapon and sets out to prove he's king of the swamp.

When Ava and Kevin have an epic blow-out, Reagan and Chris find themselves wistful for relationship drama and unintentionally end up creating some of their own.

Sam finds his estranged sister, Corinne, in jail, heavily medicated and near-catatonic, and brings her to Sheldon for help; Erica begins secret treatments for her cancer and refuses to let Cooper and Charlotte tell Mason; Cooper, Pete and Addison treat the baby of a drug addict; and things between Violet and Scott continue to heat up in the bedroom.

While a jury deliberates the guilt or innocence of a defendant on trial for murder, Jane tries to prove she has been wrongfully accused before time runs out. Meanwhile, Summer may have gone too far when she helps Cho make a case against a suspect.

Archer's surprise birthday present-a high-tech "spy" car-leads to many other surprises, none of them good.

Mike plots to bring down one of his roommates, and for once, it's someone other than Snooki. Meanwhile, J-Woww becomes worried when Roger won't return her calls.

Gary and Joel "defend" the local fire department by becoming arsonists.

Carol Burnett, Jon Glaser

Jason quits his job and hopes to network at a party hosted by James Franco; Tina questions whether she's ready to date Brett; Stacey and Eric find themselves in a foursome.

Nicolas Cage, the Kills

Denzel Washington, Estelle

Lisa Kudrow, "Weird Al" Yankovic

Over the course of one long day, the team works on three separate cases, including tracking a serial killer, intervening in a family dispute turned murderous, and disproving an accusation of police intimidation. Will all of the team make it through with their careers intact?

Albert decides to return to an old haunt and soon discovers that it's been pulled down by ruthless property tycoon, Dale Ridley. He ends up recruiting the rest of the team to deliver a special form of retribution.

Coming soon...Graham is joined on the show by Dame Judi Dench, Dev Patel and Will Young.