Jennifer Nettles Rascall Flats Crystal Bowersox Zac Brown Kellie Pickler Jamestown Revival Joshua Hyslop The Maldives The Swearengens Alison Kraus & Union Station Allison Krauss And Union Station Gertrude'S Hearse Oukast Emma Daumas Old Blind Dogs Jenifer Sunny Sweeney Brooke White Crazy Cats Kacey Musgraves Maggie Rose Tumbledown Blackberry Bushes Stringband Smooth Hound Smith Miranda Lambert The Last Bison Jana Kramer Ana Nalick The Knitters Honeyhoney St. Paul & The Broken Bones Jasmine Rae Miss E Kenny Chesney The Wailin' Jennys Riley Green Kris Allen Kid Creole And The Coconuts Hot Club Of Cowtown Sugarland Grace Potter And The Nocturnals Carry Underwood Gram Parsons Leann Rimes Hit The Lights Alison Kraus David Cook Marty O'Reilly & The Old Soul Orchestra Zac Brown Band