Cyclops tears may heal Finn and Jake's broken toes; a zombie outbreak overtakes the Land of Ooo, and Princess Bubblegum is to blame.

Finn gains powers from the Ice King's crown.

When Brennan becomes fascinated with basketball and the underlying concepts behind Phil Jackson's philosophy of "teamwork", she calls upon five of her best "squinterns" to complete the task of identifying remains that have been deemed unidentifiable. During their investigation, the squints uncover the identity of a man who died as a result of the 9/11 terrorist attacks, which propels the team to determine if he was a perpetrator or a victim.

When Robin is hesitant to break up with Nick, Barney takes matters into his own hands. Meanwhile, Lily and Marshall are desperate for some private time.

For the mini challenge, the contestants 'read' the other queens as cheerleaders ('cheer reading'). For the main challenge, they teamed up with the children of celebrities to form all star girl groups and perform together on the main stage.

Adrianna admits to Annie that her and Dixon have got intimacy issues as he continues his recuperation. Colin sets Alec up and exposes his attempts at sabotaging Naomi and Max's relationship. Navid is suspicious of Silver and Liam. But Liam has his eyes set on Linsey.

The eighth week of performances features dances inspired by Veterans Day for the ballroom round and trio dances for the Latin round.

The Top 12 vocalists perform.

Muscle Man starts to go bald.

Louis hires Wyatt to fill in as their assistant at the office when Ro-Ro goes on vacation.

The guys pick a Pennsylvania warehouse and find a rare comic book that gets Mike s "spidey" senses twitching. Frank tries to negotiate for a vintage cigarette machine with a lifetime collector who is also a reluctant seller. A ramshackle old house in South Carolina looks promising but it's also said to be haunted by a ghost named Pearl.

After Eleanor gives Blair an ultimatum, Blair is even more determined to remedy Waldorf Designs' problems by making a splash with a dress at the upcoming Cotillion, but a shocking revelation at the ball affects everyone. Serena becomes worried about Steven's attitude toward her, but after some investigating she discovers the surprising reason why. Chuck finds an unlikely ally as he tries to drive a wedge between Bart and Lily's relationship to help expose his father's secret. Meanwhile, Dan publishes another article, but the effect is just the opposite of what he was hoping for.

Xu Corporation gives XIII the face of agent Victor Gong (XIII.2), which only intensifies his struggles with identity. Betty plots revenge against her father by trying to sabotage his efforts in China. Carrington watches his empire crumble around him.

The attractive owner of a local candy store is sweet on Caroline, but she's too embarrassed to date him after she had a mishap in the store.

Emotions reach a breaking point when Grace and Brett's relationship shows signs of strain due to their demanding and hectic schedules. Meanwhile, Grace finds herself in a perilous situation when mob boss Paul Moretti takes matters into his own hands.

When she realizes that her house is becoming too crowded, Molly decides to have a yard sale. Meanwhile, Mike and his friends take Carl for a fishing trip to help him get over his recent breakup.

A woman falls in love with a man who claims to be a model and a TV writer in the opener of this reality series, which examines the relationships of couples who met online and have never seen each other face-to-face.

When the lead guitarist of a rock band is murdered, the documentary crew that were following the band turn their cameras on Castle, Beckett and the team as they try to solve the case. The result is a documentary style episode of "Castle", which offers us a unique glimpse at our characters as they navigate a world that goes far beyond the rock & roll stage.

When Danny is forced to remain completely still while bomb technicians disarm a bomb that he has accidentally almost triggered, McGarrett distracts him by getting his partner to tell the story about his toughest and most emotional case from his days as a cop in New Jersey.

XIII is thrown into The Pit, an underground dungeon where prisoners are forced to fight to the death in matches broadcast live online. XIII tries to rally the prisoners, which include Amos, Mozambique and Grier, while staying alive long enough to attempt an escape. XIII.2 and Betty mastermind a hostile takeover of Xu Corporation.

When a cargo plane disappears into an Anomaly, Evan and Dylan attempt a search and rescue mission into the distant and dangerous past.

Step up to the plate with the Pawn Stars as they check out a Babe Ruth baseball card from when the Bambino was a pitcher with the Boston Red Sox. Will they swing for the fences for this rare card, or will the seller throw them a curveball? Then, Corey eyes an officer's artillery sword from the War of 1812. Will he keep his edge or will the deal be cut short? And later, Corey and Chumlee are offered a keyboard used by the band Three Dog Night. Can this piece of classic rock memorabilia have the guys singing "Joy to the World?"

When Nora encounters a close relative, she must make a difficult choice between family and a promise. Meanwhile, one of the most ruthless members of the Militia is tracking Miles, Charlie and the gang and General Monroe hands Captain Neville a stern warning.

Step up to the plate with the Pawn Stars as they check out a Babe Ruth baseball card from when the Bambino was a pitcher with the Boston Red Sox. Will they swing for the fences for this rare card, or will the seller throw them a curveball? Then, Corey eyes an officer's artillery sword from the War of 1812. Will he keep his edge or will the deal be cut short? And later, Corey and Chumlee are offered a keyboard used by the band Three Dog Night. Can this piece of classic rock memorabilia have the guys singing "Joy to the World?"

Mike Huckabee

Ken Burns

Bradley Cooper, Robert Klein, Soundgarden

Lea Michele, Nev Schulnan, Toby Keith

Nikki Reed, Dave Attell

Ric finds himself being caught between his patient and the future of the hospital as Serena gets ready to take over the running of the hospital in Hanssen's absence. Jonny is without his sidekick after he and Mo had an argument last week. Michael's day begins badly with the news that his children aren't coming home until Christmas and things end up getting worse.

With the wedding fast approaching, a dangerous discovery in the dead of night ends up sending shockwaves through the store. Speculation and suspicion begin to fall on one man, and causes somebody else to admit to Moray that he witnessed a crucial incident. Denise returns to The Paradise but her true feelings for Moray become clear for Katherine to see. Moray announces a party for the staff to celebrate his marriage, forcing him to realise where his heart truly lies. Moray has a difficult decision to make.

Spurred on by the idea of getting-his-money's-worth, Kingsley makes an official complaint, but after a field trip goes awry, things end up coming to a head for him and JP. Vod's future as a student is put in jeopardy unless she can find some clean urine. Oregon starts to fall for Dylan.