Jake embarks on a solo mission to help a broken-hearted Finn; the guys square off against a tiny cat assassin.

Chase takes on a patient, Moira, who is a cloistered nun on the verge of making her life-changing vows, and through the treatment process, he and Moira form a unique connection that tests their faith and reason. But when Moira's condition worsens and requires a risky surgery, Chase's judgment is compromised. Meanwhile, House and Taub try to remain one step ahead of each other's pranks.

For Valentine's Day, Lily and Marshall invite Robin and Kevin on a weekend getaway to Vermont, where Kevin and Robin discussing taking their relationship to the next level. Meanwhile, Barney realizes he has finally met his match.

It's Valentine's Day on the Upper East Side and Blair can't resist playing cupid for someone she loves. Georgina is intent on stirring up more drama, so she decides to crash Nate's Valentine's Day party. Meanwhile, Serena is shocked by something she witnesses at the party.

Caleb's involvement in cracking "A's" phone has had Hanna worried from day one and now "A" is determined to punish him for it. With Det. Wilden and Garrett now circling Caleb on bogus hacking charges and in possession of his computer, Hanna and her friends are convinced that this won't end well.

Coaches Christina Aguilera, Adam Levine, Cee Lo Green and Blake Shelton build up their teams.

The pressure mounts as the crucial hometown dates loom, but first Ben and the remaining six bachelorettes continue their exciting trip around the world to the beautiful country of Belize. Only one rose will be available and that will be on the group date. However, that woman will be guaranteed a hometown visit. Lindzi and Ben hover over one of the world's most impressive sink holes - the famed Great Blue Hole - as she tries to overcome her fear of heights. Emily is treated to an outing to the majestic limestone coral island of Caye Caulker, where, after a few rocky weeks, she hopes to get her relationship with Ben back on track. And Courtney, who is desperate for another individual date, gets her wish, but Ben begins to have second thoughts about this frontrunner after she reveals her attitude about taking him home. And the three women on the group date dive with sharks and must conquer their fears if they are to have a chance at a rose. Ben has a real surprise for the women, too, when he cancels the cocktail party.

Mordecai accidentally calls Margaret and must find a way to erase the embarrassing message he left on her voicemail.

Amaar is getting impatient waiting to find his new purpose when Baber sticks his nose in where it doesn't belong, leading to an unexpected sign from above. Meanwhile, Ann's crush on Charles fuels old sibling rivalries when she encourages her new flame to help out with Rev. Thorne's Destination Church Spectacular. Sarah is left to deal with the town audit single-handed.

Caroline and Max find themselves spending Valentine's Day in the E.R. when Earl has a heart attack, after being overwhelmed by Sophie's beauty.

Strained relationships and girl-fighting result when a huge storm traps Walden, Alan, Zoey and Lyndsey in the house on Valentine's Day.

Josh makes a makeshift lab in a bid to find a cure for being a werewolf; Aidan and Suren try to bring the Boston vampires in line; Sally's addiction takes a toll on her.

Ethan is still a wanted man in hiding with Sutton, leaving Emma to worry if justice - and love - will prevail. Discouraged by Dan's inability to crack the case, Emma takes it upon herself to find a way to vindicate Ethan. With the help of Mads and Thayer, they search for any lead that may help prove Ethan's innocence. Meanwhile, Ethan and Sutton's time alone in hiding together has lowered Ethan's guard. Sutton uses the opportunity to encourage Ethan to bond with his estranged father, looking to heal her relationship with him at the same time.

Wade somehow convinces Lemon to dress up as Joelle as part of a scheme to convince Joelle's ex-boyfriend that he didn't actually see Wade and Joelle together. Lavon asks Zoe to help him figure out why Didi has been avoiding him, but once Zoe uncovers the shocking reason she isn't quite sure what to do with the information. George comes to Zoe for advice in determining whether there is a medical explanation for the behavior of one of his clients.

When convicted bomber Paxton Petty reappears to place bombs throughout San Francisco, the team take methods from the past and apply them to the present to find him.

The queens make commercials for RuPaul's albums 'Glamazon' and 'Champion.' Amber Riley ('Glee') and Natalie Cole are the guest judges.

Gerry organizes a dance fundraiser to cover some costs for the girls basketball team, while Robert reveals to Lisa that he had a dream about Trudy which has made him uncomfortable around her.

When Mike realizes he forgot to make dinner reservations for Valentine's Day with Molly, he gloms onto Carl's elaborate plans with his girlfriend Christina.

Dave Navarro and Glen Mazzara discuss The Walking Dead episode "Nebraska".

Castle and Beckett pursue a ruthless killer who, they discover, is part of a sinister, international conspiracy. Castle and Beckett are joined on the case by Sophia Conrad, a smart, sexy CIA operative who has a complicated past with Castle. Josh Stamberg also guest stars as Martin Danberg, an intelligence officer.

When the team almost causes an international incident, Lt. Gov. Denning decides that one of them should be fired; Chin Ho faces the harrowing task of choosing a Valentine's Day gift for Malia.

Ivy and Karen jump through hoops for the brilliant but temperamental director Derek Wills as they pursue the role of a lifetime. Meanwhile, Julia and her husband Frank, are frustrated by the red tape of an international adoption process, and Eileen fights to finance her new musical in the midst of an acrimonious divorce.

Get fired up with the Pawn Stars as they set their sights on a rare 1870 Volcanic pistol. Can Rick and Corey make a deal on this forefather of the Winchester repeating rifle or will an unseen problem cause the deal to backfire? Then, the guys are breathless when a World War II gas mask made for the U.S. Navy floats up to the counter. Will Rick and Chum sniff out a good deal for this piece, or will the negotiations start to stink? And later, the Old Man finally wakes up from hibernation when an early 1900s life-sized Steiff bear prowls into the shop. Can he work up the grizzly courage to buy this rare toy, or will he only offer the bear minimum?

The Pawn Stars huddle up when a 1966 Miami Dolphins playbook rushes into the shop. A relic from the short lived American Football League, will Rick think buying the book of secret strategy is a worthy goal, or will he have to pass? Then, a woman reels in who claims she has unseen footage of U.S. President Franklin D. Roosevelt. Can Corey and the Old Man make a blockbuster deal for the celluloid stash or will the film be a flop? And later, Corey and Chum hit the road to check out a vintage cash register from the 1920s. Will the seller press the right buttons to make a big pay day from the guys, or will Corey only offer him small change?

Fawzia Koofi

Ice-T, Coco, Adam Pally, Wale featuring Miguel

Bill McKibben

Reese Witherspoon, Michael Weatherly, a Top Ten List presented by Sports Illustrated Swimsuit models, Kasabian

Jennifer Lopez, Jeff Dunham, the Civil Wars

Carol Burnett, Phil Keoghan

Everybody is up in arms about Tom's disappearance with the insurance money. Coby is particularly gutted, secretly blaming himself for not being honest with the Rafters about Tom's part in the worksite robberies.

Coby is particularly gutted, secretly blaming himself for not being honest with the Rafters about Tom's part in the worksite robberies.

Ichigo continues his battle with Tsukishima, but is unable to hurt him without fighting against Orihime and Chad who believe he has gone crazy. Meanwhile, Kugo contnues his battle with Xcution, but runs into trouble when Moe Shishigawara arrives and activates his Fullbring, Jackpot Knuckle. Unable to fight back, Ichigo is overwhlemed by Tsukishima and is about to be hit by his Fullbring when Kugo takes the hit instead. Ichigo believes its all over, but Kugo is unaffected. They're about to continue the fight when Uryu arrives. Ichigo wonders if he is affected by Tsukishima's Fullbring, but Uryu claims he is not and says that it was Ginjo who attcked him. Before he can react, Ichigo is struck down by Kugo who starts to laugh maniacally. Ichigo realizes that Kugo was affected after all, but Kugo says he is half right. He was hit by Tsukishima twice to return to his original self and stabs Ichigo with his sword and says he will take his Fullbring.

Oliver diagnoses a rare condition. Chantelle's misinterprets Lleucu's good intentions.

Harriet is upset after she learnss that Gavin has been attacked in prison. Harriet is desperate to help her son but the only way to try and protect him is to 'buy off' abully with drugs. Gemma's eyes end up being opened as she realises her husband is still keeping secrets from her. Francesca is forced to reach out to her estranged father after becoming homeless.

Everyone is really worried about Kelly. Marty is still grieving about the loss of the baby, Kelly is punishing herself physically and mentally and is spiralling out of control. Karen ends up making a bet with Dom. Avril becomes worried after she sees her colleague Calum dispensing incorrect medication at the chemist.