John Hiatt Little Feat Ry Cooder John Prine Jerry Jeff Walker Steve Goodman Tom Paxton Phil Ochs Levon Helm Little Walter Steve Earle Randy Newman Warren Zevon Richard Thompson Lucinda Williams Big Bill Broonzy Todd Snider Little Village Los Lobos Rick Danko John Hammond Bonnie Raitt The Band Robbie Robertson Beth Hart Townes Van Zandt Van Morrison Walter Horton Angie Aparo Subdudes Tom Petty & The Heartbreakers Sonny Landreth Fred Eaglesmith Delaney & Bonnie Victoria Williams Graham Parker Emmylou Harris Joel Plaskett Jackson Browne Nick Lowe Elvis Costello Delbert Mcclinton Dan Hicks Eliza Gilkyson Patti Griffin Dr John Steely Dan Dave Edmunds John Gorka