20 Mind-Blowing Facts You Never Knew About The Simpsons
15. Some Of The Best Guest Stars Weren't Credited
Who can forget Michael Jackson or Dustin Hoffmans cameos in the early days of the show? Well clearly the credit makers because officially they didnt appear.
The mental patient who thinks hes Jackson was actually played by John Jay Smith and Lisas substitute crush Mr Bergstrom was voiced by Sam Etic. Due to contractual reasons neither actor could contribute to the show, so did their guest turns under pseudonyms to work around it.
Of course, everyone knew who the voices really were (and Hoffmans fake name was clearly a pun), but highlighting contractual stupidity, this was apparently OK.