After capturing the chi of Hsi Wu, the sky demon, Uncle attempts to place it in the chi containment unit. However it is broken, so the chi must remain in the chi-o-matic. Thinking that it is empty, Jade then takes Uncle's chi contraption with her on a school field trip to a haunted doorknob museum. Jade's teacher, Mrs. Hartman confiscates the chi-o-matic and accidentally infuses herself with Hsi Wu's chi. Things get worse in the haunted house when Drago appears and the ghosts get angry at the presence of two demons in their house.
Jackie and the gang visit the ancestral home of the Chans in China (now mostly underwater). There, they accidentally release three demon spirits that transform their bodies into the physical embodiment of their fears.
The Joker decides to take on the role of "Batman" and doses Bruce with Joker venom to create an arch-rival of his own.
Ever since Slade's return, the Titans have been searching high and low for answers, including looking for theories as to the 'S' mark on his forehead. However, Raven knows why he's back, and the Titans are about to discover the truth themselves after Slade launches another attack.
Word Paynn gives Khatah a map to the bone-mark of an ancient blue dragon, but Parmon falls under its influence instead.
An estate agent is murdered and it is up to Ash and Scribbs to find the killer.
Scourge and Optimus Prime battle each other for the Jungle Planet Cyber Key with Override from Speed Planet and Lori from earth being the guest viewers.
Seeking to avenge the death of her parents, the Huntress enlists the help of the Question in tracking down Steven Mandragora, a mobster in protective custody -- and being guarded by the Green Arrow and Black Canary.
The Doctor, Rose and Captain Jack stop off in present-day Cardiff to recharge the TARDIS on the Rift they formerly encountered in 1869. Whilst there, they come upon a since-thought-long-dead enemy of theirs, who is hatching yet another plan to destroy Earth.
Sokka accepts a job for a fisherman who is looking for someone to help him out with his fishing. After the fisherman finds out Aang is the Avatar, Aang runs away in response to the fisherman's hostile reaction. When Katara finds Aang, he begins to reveal his life before he was frozen in the iceberg. Meanwhile, after Zuko gets into a fight with his crew, Iroh tells them about Zuko's complicated past, attempting to make both sides understand each other.
When Vlad Masters' ghost portal explodes, he schemes to replace it by stealing Jack Fenton's portal. As a distraction, Vlad anonymously offers a million dollar bounty to eliminate Danny Phantom. As ghost hunters from around the world gather in Amity Park to hunt the ghost kid, Danny sacrifices himself to Jack - both to win the prize money for Dad and to bolster Jack's inept reputation, which embarrasses Danny. However, when his family's life is put in jeopardy, Jack needs no help from Danny to save the day on his own.
Experiment 248: BELLE While out trying to prove the existence of the Night Marchers (an ancient Hawaiian legend), Lilo, Mertle, Stitch, Jumba, and Pleakley tell each other scary stories. Meanwhile an experiment 248, later known as Belle, is being chased by Gantu.
A royal cat takes the day off with Streaky, allowing Isis the opportunity to steal the Queen's jewels.
When Billy goes into the mud for the fifth time in the day while wearing his white tuxedo before a wedding, Grim tries to figure out why Billy is so stupid. Billy's dad recounts Billy's life from his birth until he met Mandy and explains that Billy is not dumb, but actually a genius with a certified "Honorary Genius Degree". It is quite evident to Grim that Billy's problem is his equally dumb father.
Lucy feels guilty for attending Conrad's funeral aware that Bruno is the one who killed him. Bruno's more worried about introducing Yasmin and Rees to the press. Garry is furious when Oliver, who's taking more drugs writes off his Bentley. Rees gets drunk at Conrad's wake, much to his fathers embarassment. Harley is asked to move to Spain and even though undecided at first Shannon decides to go with him.
Sky, Bloom, Brandon, Flora, Lockette, and Zing attempt save Princess Diaspro from a a band of goodie goodies known as the Wrong Righters who attempt teach Diaspro a lesson in kindness and helping others.
An empty London flat threatens the future of a potential Housing Bill. Dan Miller is getting plenty of media-attention for his work on the bill, which is creating a degree of envy.
AB is called to a normal, suburban house one night to ""treat"" a boy who, having been told that he can't leave the table until he eats his peas, hasn't left the table for a very long time. Recipes featured in the episode: Green Peas with Cheese and Herbs, Split Pea Burgers, and Curried Split Pea Soup. This episode was the first of the season and ushered in a new set of cameras. Alton and the crew played with the camera with one episode last season, and we got to see the different cameras from shot to shot. It now looks as though they're only going to be using the new cameras, which result in a different picture.
A flashback to Johan’s and Nina’s past, to the time before the Liebert’s homicides reveals the reason behind Johan’s killing. Police makes a startling discovery at the burnt down mansion. Tenma finally learns where Eva is. And Lunge reveals Lipsky’s true identity.
Elmo watches a leaf floating in a bucket of water and this observation leads Elmo to many other scientific questions. Elmo, Zoe, and Telly are all curious about whether or not objects such as a leaf, an apple, a rock (Rocco), and a triangle either float, sink, and/or slide. They first have a hypothesis about what might happen and then they test their hypothesis with an experiment. In the meantime, Gordon is there to ask Elmo, Zoe, and Telly about what is happening and what might happen next. They all have a wonderful time exploring together, and learning great new words such as experiment and hypothesis. Sponsored by P, 15.