James Hetfield/Metallica Trey Anastasio/Phish Tal Wilkenfeld Natalie Maines/Dixie Chicks Foreigner Paul Simon Emmylou Harris Jackson Browne Sheryl Crow Neil Young Larry Cragg Stefano Barone David Crosby Waddy Wachtel/Stevie Nicks Band Beck John Frusciante Jeff Scott Young/Badi Assad Band John Fogerty Bonnie Raitt Ben Harper Michael Hedges Brad Whitford/Aerosmith Tom Waits Richie Sambora/Bon Jovi Dan Crary Henry Kaiser Danny Heines Michael Gulezian Ronnie Montrose Greg Leisz/k.d. lang band C. Michael Spriggs Paul Hanson/Bela Fleck Band