| Date | Location | Name | Instrument |
|---|---|---|---|
| 1996-07-19 | Auditorium Stravinski | Quincy Jones (rehearsal) | - |
| 1996-07-19 | Auditorium Stravinski | Northern Illinois University Jazz Ensemble | - |
| 1998-07-14 | Auditorium Stravinski | Phil Collins (afternoon) | Trumpet |
| 1998-07-14 | Auditorium Stravinski | Phil Collins (evening) | Trumpet |