Stephen Bier, formerly known by his stage name Madonna Wayne Gacy and by the nickname Pogo, is an American musician who was the keyboard player for Marilyn Manson from 1989 to 2007.
His stage name came from the names of the singer Madonna and the serial killer John Wayne Gacy.
Stephen Bier, formerly known by his stage name Madonna Wayne Gacy and by the nickname Pogo, is an American musician who was the keyboard player for Marilyn Manson from 1989 to 2007.
His stage name came from the names of the singer Madonna and the serial killer John Wayne Gacy.
