James Morrison Paolo Nutini Gavin Degraw Jason Reeves Joe Brooks Ryan Cabrera Colbie Caillat James Bay Justin Nozuka Tyler Hilton John Legend Ron Pope Leigh Nash Asher Lane Robbie Williams Katie Melua The Script Jack Johnson Sara Bareillies Gotye Michael Tolcher Keane Parachute The Calling Of A Revolution Rob Pattinson Maroon 5 Daniel Merriweather Scott Matthews The Kooks Chris August Glen Hansard Milow Annett Louisan Jason Walker Picture This Kettcar Jake Coco Watershed Nat Cole One Eskimo Jehro Kate Earl Clay Aiken Jose Vanders Eton Messy Phillip Phillips Wir Sind Helden Onerepublic