The Penguin, Mr. Freeze, and Alfred's old school chum are all on the trail of a sunken treasure in Gotham Harbor.
Mallory Mastermind, Sypher, Weathervane, and Massive have been unwillingly recruited by a mysterious alien being known as Optimatus.
Master Fung tells the monks that the leader will be revealed after they do their last quest. Omi decides to go back in time and stop Chase from entering the Heylin side. Realizing that he needs the Sands of Time, Omi freezes himself for 80 years in order to talk to his old self.
Sam's got a new crush: Gregor, a goth transfer student from Europe. And Danny's jealous, although he won't admit it. Instead, he convinces himself that Gregor is an undercover operative for the Guys in White, out to get Danny Phantom. When Sam finds out Danny has been spying on her, she's furious, but Danny's suspicious grows when the Guys in White show up in Amity Park. The mystery deepens as Tucker tries to help Danny uncover Gregor's intentions. Is Danny right? Is Sam truly in danger from Gregor and the Guys in White, or is Danny just jealous of Sam and Gregor's growing romance?
In search for an Earthbending teacher for Aang, the kids go to an underground Earthbending tournament called Earth Rumble 6, where they encounter Toph, a blind but powerful Earthbending girl. After seeing her unique style of Earthbending, Aang wants Toph to become his teacher, but there are complications with Toph's family.
The Chimpanzee beneficiaries of Sandy's undersea treedome are paying a visit to see what progress she has made with her inventions. But Sandy doesn't think any of her work will satisfy the chimps, and if they don't like what she's invented Sandy could lose her funding forcing her to leave Bikini Bottom. SpongeBob and Patrick decide to help their distraught friend by taking over her work and finishing her inventions.
The Flying Dutchman takes up residence at SpongeBob's house where he proceeds to scare, startle and surprise SpongeBob around the clock. Eventually all the spooky shenanigans grow old, and SpongeBob is no longer afraid of the Dutchman. This creates a panic for the old ghost who now fears that he has lost his scary touch. So SpongeBob decides to lend a hand and help the Flying Dutchman learn to scare people again.
An all-cynical, all-evil absurdist variety show that parodies the classic educational PBS shows of the 1970s, made up of old cartoons and educational films, children, and puppets from one's worst nightmares.
After a jetliner crashes Melinda faces the overwhelming task of helping hundreds of passengers crossover. While Melinda faces this task she finds that the “Wide Brim Man” is working against her. Melinda must also try to work with the crash investigators who are trying to find out how Melinda knew that the plane was going to crash.
Annabeth brings down a high school basketball player on murder charges on the death of another teammate in court. The suspect confesses that it was an accident. During the teenager's trial, a witness comes forward to testify that the shooting was intentional. Soon after hearing the testimony, the defendant's father changes his initial statement and confesses to the crime. Convinced that the teenager's father is lying to protect his son from prosecution, Annabeth digs deeper and stumbles upon a secret the boys were keeping which may have been the motive for the shooting.
Excitement's in the air at the Montecito when Olympic athlete Sasha Cohen stops by. Delinda gives Derek an answer to his marriage proposal. A couple big gamblers enlist Danny and Mike to investigate whether their spouses are cheating. Sam and Woody take off for a romantic weekend.
When a parrot named Blackbeak and his rat pirate crew cause trouble in Metropolis, Streaky and Stretch-O-Mutt team up to put a stop to them. It seems like an easy task, but Blackbeak's pendant holds a special power.
An FBI investigation into a computer hacking scam that taps into a bank's system to gain access to the identities and financial assets of its customers becomes personal for Don and the Eppes family.
As everyone gets ready to take the annual house photo, Mac and Bloo notice another picture that was taken years ago.
When Michael takes over conflict resolution duties from HR, chaos ensues at Dunder Mifflin.
Chris must raise cash for the school trip by selling cookies. Meanwhile Julius regrets sending Rochelle to Dreamgirls while he looks after Tonya and Drew who have chicken pox
Clark and Martha are both visited by Jonathan's ghost, who warns them about Lionel and claims that Clark must kill him to stop him. Meanwhile Fine will do whatever it takes to get the vaccine from Lex.
When Meg boasts that John is her prisoner, the boys visit a friend of their father's to get information about demonic possessions and ways to trap a demon. It turns out Meg is not what she appears.
Ryan and Volchok make a deal after a fallout at prom. Sandy is chosen as Man of the Year, but this sparks the DA to dig deeper into his involvement with the hospital problems. Marissa goes and sees Kaitlin at her boarding school and Seth visits the Newport Group HQ and lights up the joint.