Writer: BERRYMAN GUY RUPERT - Champion William - BUCKLAND JONATHAN MARK - Matin Christopher Anthony Joh / Composers: BERRYMAN GUY RUPERT - Champion William - BUCKLAND JONATHAN MARK - Matin Christopher Anthony Joh
Writer: Katy Perry - Lukasz Gottwald - Max Martin - Benjamin Levin - Bonnie McKee / Composers: Katy Perry - Lukasz Gottwald - Max Martin - Benjamin Levin - Bonnie McKee