Canciones populares
de Mavis Staples, Joan Osborne, Keb' Mo', Buddy Miller, Patty Griffin, Emmylou Harris, Michael McDonald, Glen Hansard, Aaron Neville, Ryan Bingham, Widespread Panic, Grace Potter, Taj Mahal, Gregg Allman, Win Butler, Regine Chassagne, Jeff Tweedy & Otis Clay
