Kermit - ???
Miss Piggy - Grudge [Making Fiends]
Fozzie Bear - ?????????
Gonzo - Snoopy [Peanuts]
Animal - Himself
Pepe - Mr. Grumpy [Mr. Men and Little Miss]
Bunsen - Squidward [SpongeBob]
Beaker - Barney [Barney and Friends]
Sam - Mr Bump [The Mister Men Show]
Rizzo - Ojo [Bear in the Big Blue House]
The Swedish Chef - The Cheat [Homestarrunner.com]
Sweetums - Mr. Krabs [Spongebob Squarepants]
Blue Frackle - Mr. Noisy [Mr Men]
Mahna Mahna - Pinga [Pingu]
Lips - Swiper the Fox [Dora the Explorer]
Bean Bunny - Dick Dastardly [Wacky Races]
Dr. Neuter - Baby Bop [Barney]
Clifford - Penny Proud [The Proud Family]
Zoot - Candace [Phineas and Ferb: Summer Belongs To You!]
NewsMan - Bart Simpson [The Simpsons Movie]