Simpsons 6th season Easter Egg - Gunshot

Pop in the 4th disk of the season. Go to the extra's for "who shot Mr. Burns (part one)". At the menu, there should an extra's icon. click on it. after you go to the extra's sceen, go back.
Now hilight the "play episode" icon but DON"T click. Instead press up and then enter.

P.S. (this eegg only works for this episode. Corrcet me if I'm wrong.)