When Stuart's ex-wife offers to settle their divorce if she can keep his beloved dog, he takes matters into his own hands and enlists the guys' help to get the dog back.
When Max becomes smitten with an old stray cat that's been hanging around the apartment, Caroline tries to convince her they need to find it a better home. But just when they think they've found one, the cat's fate takes a turn.
With Beckett still in D.C., Castle and the boys investigate the murder of former child star Charlie Reynolds, who rose to fame playing the lovable nerd on an early 90s High School sitcom. But the case takes a turn for the strange when Agents Beckett and McCord arrive from Washington to take over the investigation, creating competitive tension in the precinct. But why would a washed-up actor's death warrant Federal scrutiny? Whatever the reason, Beckett and McCord aren't telling. Meanwhile, Castle has to contend with a new face at the 12th, NYPD Detective Frank "Sully" Sullivan.
Two best friends discover a doorway leading to the hospital for super heroes.
Penhale spreads pandemonium throughout the village and Bert pops the question to Jennifer.
Fed up with Wander's constant botherings, Lord Hater sends Peepers to trick Wander into entering the ship so he can trap him and throw him in the ship's prison. But when Wander starts having a lot of fun, it makes the task extremely difficult for Peepers to succeed.
Members of a rock band are the victims of a brazen shooting in a downtown nightclub. Aidan and Clara have to determine whether the key witness – an ex-model with a shady past - is truly suffering from traumatic amnesia or lying to conceal the identity of the killer.
Maddy blames herself for Shannon's depression and hopes to makes things right at Kara's school disco, which is on a moonless night.
Two best friends discover a doorway leading to the hospital for super heroes.
The FBI is on the hunt for a high-ranking Chinese spy, Wujing which Red claims has hired him to help decode a classified CIA transmission. Liz, posing as an FBI cryptographer goes with Red to decode the message while protecting US government secrets. Meanwhile, Liz proactively investigates Tom.
The guys visit New Brunswick, where they uncover vintage automobiles, a retro coffin, and a collector's bargain-priced inventory; a pinball competition at the Calgary warehouse leads to a big sale.
When the President decides to use another doctor for his surgery, Ellen is threatened by Duncan to make him change his mind. Also, Ellen meets Duncan's daughter which could help her get more insight into him.
After spending the summer in New York City, Zoe is ready to make her move more permanent, but first she must return to BlueBell for one last thing. Upon her return Zoe, discovers that no one in town is very happy to see her, except for Lavon. Desperate for Brick to give her a good reference, she agrees to help him track down George and get him to resurrect the Founders Day parade that has been canceled. Needing to find George quickly, Zoe enlists Lemon’s help but accidentally discovers Lemon is hiding a dirty little secret. Meanwhile, Lemon also devises a plan to help Wade save face in front of Zoe.
Three months after Vincent Keller was abducted by Muirfield, Detective Catherine Chandler, is reunited with him - but not in the way she planned. He's changed: his scar has disappeared, his memory has been wiped clean and he returns as a supercharged beast on a mysterious mission. Catherine needs to unravel the reasons behind Vincent's change if she has any hopes of recovering their epic love, while also trying to solve the secrets that swirl around her own life.
Four famous musicians search for the best voices in America and will mentor these singers to become artists. America will decide which singer will be worthy of the grand prize.
Shi On is worried about Yoon Seo when news of them dating spreads throughout the hospital. In Hye's surgery date finally approaches.
Run by Sensei Rudy, the Bobby Wasabi Martial Arts Academy is the worst dojo in the nationwide Bobby Wasabi chain and is in danger of closing. But things change when Jack reluctantly joins the dojo and meets his new crew, including tough guy slacker Jerry and confident martial arts expert Kim. The crew teaches a group of neighborhood goofballs about life, karate, and how to "kick it." Jack and the gang quickly realize their newfound friendship will take them places they've never imagined and, united, they can become unstoppable.
Skits include 5 Signs You're Addicted to Twitter; Swag Master J: Detention; and Kid History—My Dog Ate My Homework.