David Grier -- guitar solo / workshops

Mike Marshall & Daroll Anger

Choro Famoso -- Brazilian choro music

Psychograss -- Mike, Darol and David Grier

Joe Craven -- multi-instrumentalist, vocalist, MC, and educational musical workshops

Matt Eakle Trio -- jazz trio

Herb Peterson & Chris Hillman

John Reischman and the Jaybirds

Laurel Canyon Ramblers -- bluegrass

Alex De Grassi -- solo guitar