In the 1991 Simpsons episode Stark Raving Dad, Michael Jackson actually did the speaking voice for a character named Leon Kompowsky, a man in a psychiatric hospital who believes he's Michael Jackson. But because of rules in his record contract, Jackson wasn't allowed to sing on the show. To solve this, the producers hired Kipp Lennon, a professional singer who could imitate Jackson's style, to record the singing parts. That's why when the character talks it's really Michael, but when he sings li