| Date | Location | Name | Instrument |
|---|---|---|---|
| 2008-07-14 | Auditorium Stravinski | Quincy Jones (rehearsal) | Violin |
| 2008-07-14 | Auditorium Stravinski | Quincy Jones | Vocals |
| 2013-02-08 | Auditorium Stravinski | Funky Claude | Violin |
| 2013-07-18 | Montreux Jazz Club | Dieter Meier | Violin |