Composer: Katy Perry & Bonnie McKee & Henry Walter & Max Martin & Lukasz Gottwald
Composer: KATY PERRY & LUKASZ GOTTWALD & BONNIE MCKEE & HENRY WALTER & MARTIN MAX
Composer: Lukasz Gottwald & Henry Walter & Katy Perry & Max Martin & Sarah Hudson & Jared Houtson
Composer: B. L. MCKEE & M. MARTIN & K. PERRY & L. GOTTWALD & H. R.WALTER & B. MCKEE
Composer: Max Martin & Lukasz Gottwald & Katy Perry