Jack White Twiddle Atmosphere Andy Frasco & the U.N. Railroad Earth Gregory Alan Isakov St. Paul and the Broken Bones Waka Flocka Flame Railroad Earth Topaz Jones Trampled by Turtles Francis and the Lights St. Paul and the Broken Bones Gregory Alan Isakov STS9 Red Rocks Amphitheater Magic City Hippies Moon Taxi // Amber Woodhouse alt-J Luthi Magic City Hippies Gregory Alan Isakov Mountain Man Shakey Graves Topaz Jones Moon Taxi Gregory Alan Isakov Gregory Alan Isakov Magic City Hippies Luthi Magic City Hippies Gregory Alan Isakov Big Boi Whitney Mongé The Paranoyds Magic City Hippies