Fun Song Factory/South Park: Bigger, Longer and Uncut

Version 1 Cast

 * Mickey Mouse (from Mickey Mouse Works) as Stan Marsh
 * Bart Simpson (from The Simpsons) as Kyle Broflovski
 * Tito (from Oliver and Company) as Eric Cartman
 * Mr. Bump (from The Mr. Men Show) as Kenny McCormick
 * Spike (from My Little Pony: Friendship is Magic) as Ike Broflovski
 * Max Goof (from A Goofy Movie) as Gregory
 * Twilight Sparkle (from My Little Pony: Friendship is Magic) as Wendy Testaburger
 * Mr. Tickle (from The Mr. Men Show) as Clyde Donovan
 * Daisy Duck (from Mickey Mouse Works) as Bebe Stevens
 * Little Miss Bossy (from The Mr. Men Show) as Shelly Marsh
 * Mr. Rude (from The Mr. Men Show) as Mole
 * Georgette (from Oliver and Company) as Sheila Broflovski
 * Annabelle (from All Dogs Go to Heaven) as Sharon Marsh
 * Sylvia Marople (from An Extremely Goofy Movie) as Liane Cartman
 * Rainbow Dash (from My Little Pony: Friendship is Magic) as Carol McCormick
 * Charlie B. Barkin (from All Dogs Go to Heaven) as Randy Marsh
 * Mr. Fussy (from The Mr. Men Show) as Gerald Broflovski
 * Huckleberry Hound (from Yogi Bear) as Jimbo Kearn
 * Mr. Lazy (from The Mr. Men Show) as Ned Gerblanski
 * Moe Szyslak (from The Simpsons) as Mr. Garrison
 * Goofy (from Mickey Mouse Works) as Mr. Mackey
 * Dodger (from Oliver and Company) as Jerome "Chef" McElroy
 * Gonzo (from The Muppet Show) as Terrance Henry Stoot
 * Rizzo the Rat (from The Muppet Show) as Phillip Niles Argyle
 * Diesel 10 (from Thomas the Tank Engine) as Satan
 * Stewie Griffin (from Family Guy) as Saddam Hussein
 * Peter Griffin (from Family Guy) as Bill Clinton
 * Scooter (from The Muppet Show) as Bill Gates
 * Guy Smiley (from Sesame Street) as Conan O'Brien
 * Rarity (from My Little Pony: Friendship is Magic) as Brooke Shields
 * Rita (from Oliver and Company) as Winona Ryder
 * Mr. Strong (from The Mr. Men Show) as Billy Baldwin
 * Dr. Nick (from The Simpsons) as Dr. Gouache
 * Professor Ludwig von Drake (from Mickey Mouse Works) as Dr. Vosnocker
 * Kermit the Frog (from The Muppet Show) as Tom the News Reporter
 * Mr. Noisy (from The Mr. Men Show) as Canadian Ambassador
 * Mr. Grumpy (from The Mr. Men Show) as Army General
 * Grover (from Sesame Street) as Ticket Taker

Voices

 * Trey Parker - Mickey Mouse, Tito, Max Goof, Mr. Tickle, Mr. Rude, Charlie B. Barkin, Mr. Lazy, Moe Szyslak, Goofy, Homer Simpson, Rizzo the Rat, Diesel 10, Peter Griffin, Kermit the Frog, Mr. Noisy, and Mr. Grumpy
 * Matt Stone - Bart Simpson, Mr. Bump, Mr. Fussy, Huckleberry Hound, Gonzo, Stewie Griffin, Scooter, and Grover
 * Mary Kay Bergman - Twilight Sparkle, Little Miss Bossy, Georgette, Annabelle, Sylvia Marpole, and Rainbow Dash
 * Issac Hayes - Dodger