Madonna Wayne Gacy | |
|---|---|
.jpg) Bier onstage in 1995 | |
| Background information | |
| Also known as | Pogo |
| Genres | |
| Instruments |
|
| Years active | 1989–present |
| Formerly of | Marilyn Manson |
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 the band Marilyn Manson from 1989 to 2007.