| Date | Location | Name | Instrument |
|---|---|---|---|
| 1974-06-28 | Congrès Montreux | Buddy Guy and Junior Wells | Piano, Electric piano |
| 1974-06-28 | Congrès Montreux | Muddy Waters | Piano |
| 1977-07-23 | Casino Montreux | Bonnie Raitt | Piano |
| 1977-07-23 | Casino Montreux | Muddy Waters | Piano |
| 1993-07-15 | New Q's | Tribute to Muddy Waters | Vocals, Piano |