As Matt continues his battle to resists Sylar's mental domination, Tracy struggles to control her ability and Samuel learns how to tap into the full power of his.

After House's medical license is reinstated, he reclaims his role as Head of Diagnostics in time to treat Hank Hardwick, an adult film star admitted to Princeton Plainsboro for pulsating eye pain. Meanwhile, Cuddy is reminded that Princeton Plainsboro is not conducive to healthy personal relationships.

After his relationship with Robin ends, Barney uses all his skills and greatest tricks to get himself back into the dating scene.

Nathan's dispute with Clay leads to a division between Haley and Quinn. Brooke tells Julian the truth about her fear of his connection to Alex, while Millie's drug addiction intensifies. Skills begins a new career in LA.

It's the week of semi-finals and the four remaining couples will have to perform one ballroom dance, one latin dance and their favorite dance of the season.

Number 2 asks Number 6 to work for him as an agent to locate dreamers, that is those who dream of a world other than the Village. Number 6 is under no illusions however and while he agrees to work for him, he does so only to hopefully gain some type of advantage over him. He's paired with 909 and is placed as a teacher of surveillance in a school to observe Number 1955, also a teacher. He uses his position to his advantage by asking his students to find out what exactly is going on. He also learns about Number 1. Life becomes more complicated when 303 learns that he is working as an agent and assumes that she was one of his targets. 11-12's secret is revealed.

When Billie begins seeing another man, Zack starts to show his jealous tendencies.

While overcoming a bad break-up, Chelsea invites her beautiful college roommate to stay at the house.

Hoping to impress the elitist theater kids at NYU, Blair sets her sights on landing a private concert with the hottest musical performer of the year, Lady Gaga. Dan and Olivia sign up to write and star in a school play, based on an idea by Blair and directed by Vanessa. With Blair out of the picture, Serena turns to Nate to help her get through a difficult situation. As a favor to Chuck, Jenny agrees to hang out with Damien, the son of an ambassador who is staying at Chuck's hotel, but the experience proves to be a lot more intriguing than she expected.

A troubled teenager turns to the Lightman Group to help him dig up secrets of his past. Meanwhile, on the day after Thanksgiving Loker gets to investigate a deadly stampede at an electronics store.

The team responds to a chaotic accident involving a wedding at sea and a speedboat collision. Elsewhere, Nancy takes a break from her hectic schedule to bond with her family.

Six is forced into attending a matchmaking service, the matchmaker, 1891, who appears unwanted on his television screen. He is matched with a blind woman named 4-15, who looks exactly like Lucy with whom Six had a sexual liaison in New York. Six is convinced that she is indeed Lucy, although 4-15 appears not to know anything about life outside of The Village. Both Two and 11-12 ask 313 for assistance on specific matters, with Two and 313, she knows that he is aware that she is a dreamer, the reason why she feels she needs to help him. But she still has to decide if what he asks her to do is worth her long term happiness. Meanwhile, all the talk around The Village centers on the mysterious holes that have been appearing in The Village, which Two dismisses as weather related anomalies. To combat these, pigs are distributed to residents, as swine breath is deemed to be a atmosphere stabilizer.

Penny is injured, but unfortunately Leonard, Howard and Raj are all away on a camping trip to the desert, so all she has to rely on is Sheldon.

Horatio and the team must figure out who or what caused a terrible car crash, and the investigation reveals both driver's darkest secrets.

The murder of an Assistant District Attorney thrusts Castle and Beckett into the world of ex-cons and escorts. But when Castle's desire to help a vulnerable call girl endangers the case, Beckett is forced to decide between honoring promises and putting a killer behind bars. Matters are complicated even further when Castle's daughter shares a potentially explosive secret with Beckett instead of her father

The Jay Leno Show welcomes actor Taylor Lautner and actress Heather Locklear for 10 at 10.

Coming Soon...

Marilyn wants to help Patti in planning Rita's baby shower; however, the two cannot agree on anything. To keep the peace, Rita decides to plan the part herself.

Guest: Author and journalist Jake Adelstein talks about his new book Tokyo Vice: An American Reporter on the Police Beat in Japan.

Marilyn kindly offers to look after the girls so Rita and Jay can have a relaxing weekend. But while he is out shopping for things for the trip, Jay sees Marilyn flirting with a man that isn't her husband.

Paul Goldberger

Sharon Stone, Seth Meyers

The Tonight Show with Conan O'Brien welcomes actress Kristen Stewart, director Judd Apatow and musical guest Carrie Underwood.

The Captains begin planning on how they're going to rescue Yamamoto, knowing that they're going to run into high class zanpakuto. Meanwhile Kazeshini comes back to the hideout and faints from exhaustion. Kenpachi, Ukitake, and Kyoraku head into the cave while Yoruichi and Ichigo head in another way. In the cave, Ukitake and Kyoraku meet their materialized zanpakuto. In the meantime, Ichigo and Yoruichi encounter Haineko and Tobiume, and both are defeated by Yoruichi. Ichigo heads on, and is lead into Kazeshini by Minazuki. Kazeshini is easily defeated, breaking, as Ichigo moves on to find the Captain-Commander.

Joseph leaves Thandie and Elliot to look after the ward as he attempts to get his hands on Archie's notes. Chrissie clashes with Judith after finding out that put Mark's job under threat. Oliver realises that he has to accept help something.

Alan Davies attempts to answer the proverbial question: how long is a piece of string? But what appears to be a simple task soon turns into a mind-bending voyage of discovery where nothing is as it seems. An encounter with leading mathematician Marcus du Sautoy reveals that Alan's short length of string may in fact be infinitely long. When Alan attempts to measure his string at the atomic scale, events take an even stranger turn. Not only do objects appear in many places at once, but reality itself seems to be an illusion. Ultimately, Alan finds that measuring his piece of string could - in theory at least - create a black hole, bringing about the end of the world.