Man: [in his normal voice] Well, my work is done here.
Bart: Hey, Michael, what happened to your voice?
Man: This is my real voice. My name is Leon Kompowski, and I'm a
bricklayer from Paterson, New Jersey. All my life, I was very
angry. Until one day, I just [Michael Jackson voice] talked like
this. [in his normal voice] All of a sudden, everyone was
smiling at me, and I was only doing good on this earth. So I
kept on doing it. To make a tired point, which one of us is truly
crazy?
Homer: Not me, I've got this! [shows his certificate]
-- "Stark Raving Dad"