Chairman Papanoida's family is kidnapped and held for ransom. Ahsoka must team up with the Senator from Pantora, Riyo Chuchi, to aid the new chairman in recovering his family before the Trade Federation can unduly influence the future of his planet.
Tori can't figure out why Jade, Beck, Andr, Cat, and Robbie won't let her join the Hollywood Arts ping-pong team.
Sam investigates a case about missing babies whose parents are being murdered. At one of the crime scenes, he discovers a baby that was left behind and calls Dean for help. Reluctant to leave Lisa and Ben, Dean finally agrees to meet Sam and surprises his brother with how parental he has become. The brothers take the baby to Samuel, who decides to raise it as a hunter, which infuriates Dean. However, before they can decide the baby's future, a shape-shifter breaks in and attempts to kidnap the baby.
Phineas and Ferb create a life sized maze filled with fun obstacles. Melissa, the leader of the Little Sparks, a younger branch of the Fireside Girls, is immediately captivated when she meets Candace and finds out that she was a Fireside Girl who earned 50 patches in one day. When the girls try out the maze, Candace takes charge, but things don't go as planned. Meanwhile, Dr. Doofenshmirtz reasons that if the Leaning Tower of Pisa can generate souvenir revenue, then surely he can use his latest invention, the "Tilt-inator," to tilt buildings so he can sell souvenir replicas.
Jack and Dan go off on their own, yet again, after they are assigned to help a forensic specialist with a burglary case. Weary of the specialist's superiority complex, the duo breaks free only to be tangled up in another case entirely. They must get help from an unlikely source to save Liz when she gets in trouble working a high-profile prostitution sting.
When they first investigated Bobby Mackey's Music World in 2008, the Ghost Adventures Crew was physically attacked by unseen forces. And while they never expected to be followed home by the the spirits that haunt this country music bar...that's exactly what happened. Now, Zak, Nick and Aaron return to Wilder, Kentucky to confront the ghosts who have terrorized them the past two years.
Sean Lock, David Mitchell, Danny Baker and Alan Davies are quizzed on hoaxes.
Rex encounters a group of Evos, and discovers a link to his past. He goes undercover to take down the leader of the group, and learns more about his past, and how it could affect his current life.
When Lance and Ilana disagree about their combined fighting tactics, Octus watches 'Animal Friends' to learn parenting skills. General Steel unleashes a monster when he orders tests on an alien rock.
Visions of heart symbols floating over certain peoples' heads make Allison think they could be used to find their perfect mates. She couldn't be more wrong.
The guys are visited by their hometown friend, who happens to be an awesome singer but also the world's biggest klutz. At the same time, James is visited by a fan whose behavior quickly turns from complimentary to stalker-like.
Two children dress up as superheroes and create chaos wherever they go.
Adam witnesses a murder during a random video chat, and the team discovers that the victim just so happens to be a music student who lives in Manhattan.
The Reagans weigh the rights and wrongs of vigilantism when a good Samaritan who has a police record takes action against a terrorizing subway criminal.
While watching a news broadcast, Alex discovers that Mason in wolf form is in the Poconos Mountains trapped by country wizards. The country wizards will only give back Mason if Alex trades them their portal. Alex then discovers that the country wizards have turned Mason into a half wolf form. But can she live to be with Mason like this without being embarrassed by him
The designers design a fabric for their look that was inspired by a moment from their past.
Meredith finally tells Derek about her pregnancy and miscarriage; during a surgery, Cristina experiences PTSD; Bailey won't let Alex operate until he has the bullet in his chest removed.
Karl travels to India and gives own unique verdict on its ancient customs and vibrant culture.
Violet and Cooper make amendments to their friendship in order to please their significant others; Pete and Cooper get in an argument involving marijuana use by a patient (guest starring Justine Bateman as Sydney); Addison is conflicted about going public with her new romance, and Sheldon's decision to deny approval for a patient's sex change backfires.