Patti Griffin Dave Carter Frente William Topley Peter Ostroushko Susan Werner Taxiride Don Stiernberg Joe Crookston Homer And Jethro Gasoline Lollipops Uncle Walt'S Band Melissa O'Neil Greg Brown Patrice Pike Rob Thomas Ruston Kelly Dylan Leblanc Spinal Tap Jackie Greene Tiny Parham Lee Wiley Buddy And Julie Miller Marc Broussard Abigail Washburn And The Sparrow Quartet Eddie Cantor Tdfi Marcio Faraco Martin Sexton Danielle Nicole Johnny Clegg Marc Cohn Ruth Etting Grace Potter Bruce Hornsby Bruce Cockburn Gram Parsons &The Fallen Angels King King Annette Hanshaw Eastmountainsouth Devon Allman Chris And Thomas The Gourds Neal Casal Ryan Adams & The Cardinals Jonny Lang The Reels Jodi Phillis The Girls From The Clouds