Cartoon Network/Dr. Seuss

Cast

 * Eddy (from Ed, Edd, n Eddy) as The Cat in the Hat
 * Mandark (from Dexter's Laboratory) as The Grinch
 * Toiletnator (from Codename: Kids Next Door) as Thing One
 * Robin Food (from Codename: Kids Next Door) as Thing Two
 * Dexter's Dad (from Dexter's Laboratory) as Sylvester McMonkey McBean
 * Dexter (from Dexter's Laboratory) as Sam-I-Am
 * Edd (from Ed, Edd, n Eddy) as Joey
 * Principal Brown (from The Amazing World of Gumball) as Mr. Brown
 * Richard (from The Amazing World of Gumball) as Horton the Elephant
 * Bubbles (from The Powerpuff Girls) as Sarah Hall-Small
 * Toiletnator (from The Powerpuff Girls) as Yertle the Turtle
 * Professor Utonium (from The Powerpuff Girls) as King Derwin
 * Numbuh 1 (from Codename: Kids Next Door) as Mr. Knox
 * Numbuh 2 (from Codename: Kids Next Door) as Fox in Socks
 * Mr. Cupcake (from Adventure Time) as North-Going Zax
 * Skips (from Regular Show) as South-Going Zax
 * Bloo (from Foster's Home for Imaginary Friends) as The Lorax
 * Lazlo (from Camp Lazlo) as Conrad
 * Numbuh 3 (from Codename: Kids Next Door) as Sally
 * and more