With "The Simpsons" gearing up for its 500th episode, we combed through the show's massive collection of secondary characters to pick our 10 favorites. D'oh! Sorry, Homer. You're not eligible.

With "The Simpsons" gearing up for its 500th episode, we combed through the show's massive collection of secondary characters to pick our 10 favorites. D'oh! Sorry, Homer.You're not eligible.