A baby is taken from her mother's arms in broad daylight, and the team must race against time to find her.
It's Thanksgiving time and Blair is offended when her Mom's new man hijacks her Thanksgiving traditions. Lily attempts to strengthen the frail bond between Rufus and Jenny. Eric discovers a secret about Bart. Vanessa and Chuck help Nate deal with his father.
Daisy protects Clarabelle's secret recipe for oatmeal raisin cookies from Pete.
A birthday party for one of Lily's co-workers leads to Robin connecting with a group of single partiers known as the "Woo Girls". Ted presents a plan for Goliath National Bank's new HQ.
Sarah finds that the strange dreams she's been having while she sleeps are slowly beginning to creep into her waking life, but she has no idea what the dreams mean for her and John. Derek and Jesse investigate a possible Skynet conspirator.
Lucas falls asleep and dreams of a 1940s Tree Hill were he owns Karen's Cafe. Here, Dan is a dangerous mobster and everyone is entangled in his web: Brooke owes him money, Mouth is searching for proof that would link him to Keith's murder, Haley is his former lounge singer, and Lucas is in love with his step-daughter Peyton.
A teenage boy accidentally stumbles upon a government conspiracy and is instantly absorbed into the world of MI5, ending up on the run. Lucas and the team battle to protect the boy from those who wish to silence him. Harry receives a cryptic message from his asset in Russia which could be the key to bringing down the high-level MI5 mole.
When Karen forgets to pay for a muffin, she finds out what it's like to be on the wrong side of the law; Hank changes his email password, forcing Wanda to try to get inside his head in order to figure out what the new password is; Brent takes to the kitchen to prove that he can cook dinner as well as eat it.
The in-laws finally meet up, as Sam's parents meet Mel's folks for the first time.
Heidi decides to go back to Brent and Sam and ask for her job back. Plus, Holly Montag's crashing at Lauren and Lo's since getting kicked out of her sister's place.
The gang launches a bloody bid to take over Rome's drug trade, but encounters stiff resistance from an intimidating underworld kingpin. Scialoja tries to get a new lead on the criminals' plans by tracking down Dandy's mistress Patrizia - only for his investigation to take an unexpected turn.
When Sarah Jane finds a time fissure, her curiosity leads her to go through it and she finds herself in 1951, in the village of Foxgrove, where she was born. Eager to see the parents she never knew, she makes a decision that will have catastrophic consequences
It's Easter and the lack of happiness in Moralton leads several troubled souls to Forghetty's Pub for some unavailable solace.
Nathan learns of his father's plans, while Flint and Knox launch attacks on Hiro, Ando, Peter, and Claire. Meanwhile, Matt tries to revive Angela, Sylar meets with Elle, and Mohinder begins testing of his newest superpower formula.
Three homemade bombs claimed two lives in Salt Lake City and injured a third. Document examiners were the forensic experts who uncovered the motive and exposed Mark Hofmann as the guilty party.
Sam thinks it's all right for Todd to be in her life as a friend while dating Owen, but doesn't like the idea of Owen's ex, Willow, being Owen's best friend. Meanwhile, Andrea gets Dena to take pictures of her in hopes of landing a professional basketball player.
Sookie and Sam investigate her most recent vision; Jason helps clean up Amy's mess; Tara becomes angry with Lettie Mae; Lafayette visits a senator.
Kevin overcompensates for his recent pay cut by snatching Nora’s dream house out from under her as a gift to Scotty. Meanwhile Justin cooks up a plan to set Saul up with an unlikely candidate for a date.
Peter's boss Angela sends him back to the third grade so that he can qualify for a work promotion. Meanwhile, Brian, Frank Sinatra Jr. and Stewie open the coolest club in Quahog.
Sav and Anya plan to celebrate their six-month anniversary on the school's overnight trip. Sav's sister Alli tags along, and he becomes furious when he hears the rumors about what she did on the trip. Over at Smithdale, Manny and Emma both have a crush on their roommate, Kelly.