Backyardigans/Foster's Home for Imaginary Friends

Cast
More later.
 * Pablo as Bloo (Because they're both blue)
 * Austin as Mac
 * Pearl Krabs (from SpongeBob SquarePants) as Frankie
 * Mr. Krabs (from SpongeBob SquarePants) as Mr. Herriman
 * Tyrone as Wilt
 * Patrick Star (from SpongeBob SquarePants) as Eduardo
 * Uniqua as Coco
 * Francis (from The Fairly OddParents) as Terrence (because they're both mean)
 * SpongeBob SquarePants (from the show with the same name) as Cheese (because they're both yellow)