Since its premiere in 1989, The Simpsons has become the longest-running American sitcom and longest-running American animated series in the history of television. A show that’s been around so long (and is still going!) is bound to have had plenty of celebrity guests. Some of them have either voiced animated versions of themselves and some voiced completely new characters in this show that mixes the real world with the “every-town” of Springfield. Would you remember the celebrity behind the character if you saw a picture of them? Take this quiz to test your knowledge of all the celebs who’ve visited the Simpson family and the rest of Springfield.