الملحنون: Max Martin - Antonina Armato - Bruce Fielder - Marvin Humes - Michael Romeo - جستن بيبر - سيلينا جوميز - Martin Doherty - Tim Bergling - Nick Littlemore - Tony Swain - Prince Rogers Nelson - Jason Desrouleaux - Michael Hannides - David Bryon Cole - Terry Lewis - CARO