This character appeared in South Park. The name of this character is Zombie Kenny.
Naota Nandaba from FLCL (Tittes and Dragons)
Unplanned Parenthood Doctor
Billy Thompson and Friends
Janice llama (Douche and Turd)
Congressman O'Reilly (Cartman's Mom Is Still A Dirty Slut)
Pinchy (Crab people)
Tween Wave Fans