Composer: Sean D Altman
Composer: Katy Perry & Max Martin & Lukasz Gottwald & Cathy Dennis
Composer: Keith Lionel Urban & Monty Powell
Composer: Lennon Kloser & Josh Conway & Jesse Perlman
Lyricist: Lennon Kloser & Josh Conway
Composer: Dr Luke & Katy Perry & Cathy Dennis & Mark Thomas & Max Martin
Composer: Cathy Dennis & Katy Perry & Lukasz "Dr. Luke" Gottwald & Max Martin