Kipp Lennon

Christopher "Kipp" Lennon (born March 12, 1960) is an American guitarist and singer-songwriter

He voiced Leon Kompowsky's singing voice, performing the songs "Billie Jean" and "Happy Birthday, Lisa" in the season 3 episode "Stark Raving Dad", although Michael Jackson, credited as "John Jay Smith", performed the speaking part of Leon Kompowsky, a character who thought he was Michael Jackson, Kipp Lennon sung the songs because Michael Jackson was only contracted to speak, not sing. He voiced Leon Kompowsky again in the season 29 episode "Mr. Lisa's Opus".

Other than his voice acting roles, Kipp Lennon has sung various songs for the show.

He also appeared in The Simpsons Take the Bowl where he sang "Happy Birthday, Lisa".