Amanda struggles with popularity after she isn't invited to Melanie's party, but she soon gets invited thanks to Kelly; however, Owen is throwing a party on the same night, so Amanda attends both. Meanwhile, the ninjas fight a villain known as Snakeskin who is really their attractive guidance counselor, Ms. Scott (Amy Lucas), who is stealing Devil Diamond Snakes and plans to use their venom as revenge on the popular kids at Melanie's party. With all the kids locked in with a canister of the venom, it's up to Amanda to save them.
Nate must decide whether to cross moral lines at Diana’s request. Dan has figured out who is publishing his book, and seeks help to stop it, but he ends up in the spotlight anyway. Chuck helps Dan come to terms with his fate, just as Dan continues to try to help Chuck break through his emotional block. Serena and Charlie return to the Upper East Side from California.
A surprising visitor makes House an offer he can't refuse by giving him the opportunity to help the Princeton Plainsboro team treat a unique patient in order to save the life of an organ recipient being treated by Wilson. Although House finds himself back on familiar ground, he quickly realizes that much has changed since he left, and he is forced to work on the case with smart yet timid resident Dr. Chi Park. After several inconclusive treatments and with time running out, House and Dr. Park are left with one last option to examine the patient's medical history that could compromise House's conditional agreement with the hospital. Meanwhile, House makes an effort to reconnect with Wilson despite a cold reception.
This trip, Guy's taste buds are dancing as he digs into all kinds of Latin favorites. In Chicago, Illinois, a mother/son duo serve up Costa Rican classics like chicharron with pico de gallo and Pepito sandwich with steak and black beans. In San Antonio, Texas, a modern take on Mexican empanadas, with fourteen varieties like chicken poblano with tomatillo sauce. And in Queens, New York, a local Mexican joint cranks out homemade Mexican masa tortillas for their authentic al pastor tacos.
Marshall decides to step in after seeing his boss's approach to settling with a million dollar company. Ted's class trip isn't what he envisioned.
Corporate employee Amy Jellicoe starts a new life after suffering an on-the-job meltdown and receiving therapy at a holistic treatment center.
The Five-0 take to the beautiful waters off Hawaii to investigate the murder of a deep sea diver known for his valuable shipwreck finds.
A mummy menaces; a horror film actor goes on a rampage; a lab assistant encounters a deadly mist; a documentary film crew finds a winged monster.
BTR refuses to record their second album after Gustavo is too hard on them, and the strike pits the band against their producer in a battle of wills.
While investigating the mysterious shooting death of a young woman, Castle and Beckett face a cop's worst nightmare when they discover that the gun used in the killing is Det. Ryan's old service weapon - the one that was stolen by the serial killer, 3XK. Now with the clock ticking, the team must work to solve the murder, track down 3XK and retrieve Ryan's gun before the killer strikes again.
PC Penhale is shocked by the unexpected arrival of his ex-wife Maggie, who appears to have forgotten that they separated years ago and wants to know why he left her. Eleanor goes on a date with local fisherman Paul Hale, an old friend she has not seen since school, while Martin and Louisa finally agree on a name for their baby
Special Agent Rockgut contacts the penguins with a warning that Red Squirrel has brainwashed one of them.
The animals think Julien caused old lady Gladys to slip and hurt herself.
Kowalski is laid up in the hospital, so he can't attend the invention expo, and it's driving him crazy.
Taylor's friend Dana hosts a game night but the attempt at light-hearted fun spirals seriously out of control when Kim suspiciously spends most of the night in the bathroom and Brandi makes some outrageous accusations as to why.
After celebrating the release of his new book, Jonathan learns some distressing familial news. George reunites with his daughter Emily and Ray spends time with his biological son Spencer. Meanwhile, Jonathan's latest case leaves him in a precarious position.
After some very unusual weather hits Bannerman Road, Sarah Jane investigates why. Fish are falling from the skies, and Sarah Jane's investigation ends up leading the team to the Museum of Culture. After Clyde acts the fool a little to much, his friends end up turning against him, and he is banished from their lives.
Secrets abound in the Mercer household and Emma has had about enough of it. When she overhears an argument between Ted and Kristen, Emma thinks she finally can put a stop to all of the lies and get some real answers out of Sutton's mom. But does Emma really think that she could pry the truth out of a secret that has been hidden for almost seventeen years? Or will the secret Kristen has been hiding turn out to be not the biggest secret lurking around the Mercer house? Meanwhile, Sutton gets a glimpse into what Emma's life has been like when she is forced to pretend to be her sister while in Las Vegas.