Performances
Stephan has performed on in our database.
| Year | Album | Credits | |
|---|---|---|---|
| 1985 | Freddie Mercury Mr. Bad Guy |
Bass Guitar | |
Production
Stephan has produced or co-produced in our database.
Collaborations
Stephan has recorded with : Jo Burt, Curt Cress, Fred Mandel, Freddie Mercury, and Paul Vincent.