Mail from forty years earlier is discovered, and a letter from Homer Simpson's mother's old boyfriend states that he is Homer's true father. Homer sets out to find his supposed new father, leaving Abe behind.
Local boy Barry Dyson is accused of a series of arson attacks and his clandestine relationship with a former employer's daughter complicates his plea of innocence. Peggy's latest money-making scheme with old friend Denzil creates an eyesore, forcing Jack to use his artistic flair to rectify matters, before he and Blaketon resort to more drastic, and illegal, measures.
Nicole and Jess are on the search for a woman named Caroline Dunn who went missing during spring break. The team believes she went missing with her boyfriend Luke. meanwhile Nicole is still ready to go back into the field while dealing with a concussion. As the search for Carolyn continues the team discovers a surprising result that they didn't expect.
The final game has begun. While the Titans are spread out throughout the globe on one last mission, Brotherhood mastermind, the Brain, makes his move. Robin has a strategy of his own, but as all the villains begin taking down all the superheroes all at once, will it be enough to save his friends?
As the Ori plague spreads rapidly, SG-1 hopes that the Prior who caused the disease may hold the key to its cure. Gerak tries to rally the Jaffa to the Ori's cause, prompting Teal'c and Bra'tac to initiate a resistance.
Cody is inspired by a guest speaker and tries to do the same with his friends - to hilarious results. Meanwhile London and Maddie compete savagely in the fashion shootout of the year to get on the cover of Teen Trends.
Doug borrows a baby from Danny to prove to Carrie that they're ready for a family. Meanwhile, Arthur feels he deserves to be a coffee shop's "customer of the month."
Annabeth prosecutes a case involving a respected doctor who accuses a teenage delinquent of murdering his wife. Annabeth learns there's more to the story when the suspect arrested for the murder has an airtight alibi for the night the crime was committed. As a result, Annabeth delves deeper into the case only to find out that the doctor's wife was planning to sue her husband for divorce because he was hiding a dark secret.
Keely tries to get together two people and it backfires on Phil. Pim becomes a "psychic" and fools Mr. Hackett.
Raven keeps on having these strange visions and is wondering what is going on. Dr. Sleevemore said he had a vision that Raven needed him and he came and tried to get to the bottom of her strange visions. Dr. Sleevemore tried to see whether her strange visions were because she falls a lot or doesn't act herself(disguises).
A 13 year old is kidnapped and locked in a basement by a scary couple with their younger son. During there incarceration in the basement the two children develop a special relationship and try and get through the night.
Malcolm receives a check for $10,000. After Hal and Lois find out, they decide to keep the money and spend it on something for themselves. However, when Dewey overhears this, he wants to get in on it, too. Now, they'll have to find a way to pay Malcolm back.
The ghost of an elderly man suspects Melinda's new neighbor of killing his granddaughter.
Red gets a side of beef super cheap and Harold suspects it carries the mad cow virus. Red makes a cannon out of a garbage can, a bowling ball and a personal airbag. Bill turns putting out a campfire into an adventure. Red creates a robot valet. Mike Hamar tires to guess the word 'team'. Red devises a simple way to temporarily display pictures of relatives when they visit.
When Wanda invites Tasha, Vanessa's best friend from Chicago, to stay with them, Bernie is worried he will have another difficult teen in his house.
When Mandy and Grim tell Billy to quit watching TV and follow his life dreams, Billy gets into a chicken costume and decides to become a world famous "chicken juggler". When Billy's mom tries to convince him to be a chiropractor instead, Billy runs away to Uncle Chokey's farm to pursue his dream. Billy and Uncle Chokey juggle chickens at the rhythm of an old phonograph, whose music turns the farm into a 1920s black and white rubber hose cartoon. Due to a shortage of eggs in the city, Mandy and Grim go to the farm to investigate. They destroy the phonograph and things return to normal.
When Billy, Mandy and Grim go to the beach, Billy is swallowed by a whale known as Blubbery Joe, which also houses in her stomach Mister Geppetto and Pinocchio. Tired of not having a real son, Geppetto convinces Billy to be his "real son", while Pinocchio becomes increasingly jealous and is set on eating Billy's flesh to become a real boy and gain Geppetto's fatherly love and affection. Mandy and Grim search for Billy on board Captain Deadwood's ship, who is made of wood and who has been hunting Blubbery Joe for years. Billy, Geppetto and Pinocchio are expelled from Blubbery Joe's stomach, and as Billy needs to go home, Blubbery Joe accepts to be Geppetto's son.
When Don and his team are called to the scene of the murder of a Los Angeles gang member, they learn they are investigating the murder of another agent who had been working undercover.
The Battlestars Galactica and Pegasus face a new Cylon target, a "Resurrection" ship, while a power struggle threatens to result in all-out war among the human fleet.
Ash finally arrives at the location of the Battle Pike, ready to battle. Team Rocket tricks him into coming into their own fake Battle Pike where they capture Pikachu. With the help of the real Frontier Brain—Pike Queen Lucy—they save Pikachu. Ash challenges Lucy to a battle, and even though it is her day off, she accepts as she has a crush on Brock. As the two begin their battle, Ash realizes Lucy is no pushover. Can Ash win? And who will Brock cheer for?