Bloo is bent on doing the ultimate Halloween trick.

Eduardo runs away from home to prove how brave he is.

Bloo tries to make Mac cool.

Bloo is challenged to a fight after offending the new friend.

Mac accidentally imagines a new friend.

After watching a scary movie, Wilt and Eduardo believe there is a ghost in the house.

Mac and Bloo try to save their friends from being adopted.

When Bloo breaks Madame Foster's bust, the friends must fix it before Mr. Herriman finds out.

After being forced to give him up, a boy takes his imaginary friend to a special home; an evil imaginary friend puts Bloo in danger.

After being forced to give him up, a boy takes his imaginary friend to a special home; an evil imaginary friend puts Bloo in danger.

Wander is an eternally optimistic intergalactic traveler who likes to do good things for others. His best friend is a quick-tempered, loyal horse named Sylvia. They travel throughout the cosmos together and go on adventures, making new friends -- and enemies -- along the way. The pair battles evil on the journey, including Lord Hater, the biggest evildoer of them all, and his army of Watchdogs. The animated comedy series was created by Craig McCracken, who also created such animated hits as "The Powerpuff Girls" and "Foster's Home for Imaginary Friends."

Accidentally created in a lab by Professor Utonium, superpowered sisters Blossom, Bubbles and Buttercup regularly save Townsville from evildoers such as Mojo Jojo, the Gangreen Gang and Him. Blossom is the self-proclaimed leader of the trio, Bubbles is the cute one and Buttercup is the toughest one.

Billy and Mandy are a mismatched pair of youngsters who befriend the Grim Reaper after winning a limbo contest against him. Since the Grim Reaper lost, he has to be their friend, and the three go on adventures together. Between school, family and visitors from the spirit world, Billy and Mandy sometimes need help to clean up the messes they get themselves into, and that's where Hos Delgado comes in. Hos and the Grim Reaper are not friends, and with Mandy's bossy nature and Billy's curious attitude funny escapades ensue.

Sleep tight, America! Your fate lies safely in the hands of Dexter, a child genius who whips up dazzling, world-saving inventions in his secret laboratory. Big sister Dee Dee frequently wrecks his experiments, but his bigger nemesis is Mandark, his brilliant rival at Huber Elementary School. Mom and Dad, of course, have no idea what their little angel is up to.

Twelve-year-old Finn battles evil in the Land of Ooo. Assisted by his magical dog, Jake, Finn roams the Land of Ooo righting wrongs and battling evil. Usually that evil comes in the form of the Ice King, who is in search of a wife. He's decided he should wed Princess Bubblegum, though she doesn't want to marry him. Still, he persists in trying to steal her away, and Finn and Jake, along with Lady Raincorn (a cross between a unicorn and a rainbow) do their best to keep her from harm.

Clarence is a spirited boy who sees the best in everything. His unique perspective on life transforms even a mundane situation into one that is interesting or fun. Epic dirt fights, awkward crushes and secret tree forts are all par for the course for the youngster, who shares his experiences with his family and friends. That group includes his best friends, scrappy Sumo and cautious Jeff, patient mom Mary, and her laid-back boyfriend, Chad. Clarence's adventures should be familiar to many people from their own childhoods, but he takes them to the limit.

In this reboot of the classic Cartoon Network series, the Powerpuff Girls return to protect Townsville from villains who want to take over the metropolis. Sisters Blossom, Bubbles and Buttercup have to manage their homework with their superhero activities as they face a continuous parade of bad guys. Although they have good teamwork, the sisters sometimes need to get help from Professor Utonium and The Mayor to help them take down the evildoers. The girls hope to show people that it's possible to save the world and still get to bed before their bedtime.