Performances
Gretchen has performed on in our database.
| Year | Album | Credits | |
|---|---|---|---|
| 1989 | Red Hot Chili Peppers Mother's Milk |
Background Vocals | |
Production
Gretchen has produced or co-produced in our database.
Collaborations
Gretchen has recorded with : Michael "Flea" Balzary, Vicki Calhoun, Aklia Chinn, Bruno Deron, John Frusciante, Anthony Kiedis, Iris Parker, Julie Ritter, Randy Ruff, Jack Sherman, Chad Smith, Laure Spinosa, Kristen Vigard, Joel Virgel, and Merill Ward.