Composer: Gottwald Lukasz & Katy Perry & Levin Benjamin & Mckee Bonnie & Sandberg Martin Karl
Composer: Max Martin & Bonnie McKee & Katy Perry & Lukasz Gottwald & Benjamin Levin
Composer: GOTTWALD LUKASZ & KATY PERRY & LEVIN BENJAMIN & MCKEE BONNIE & SANDBERG MARTIN KARL
Composer: Gottwald Lukasz & Katy Perry & Levin Benjamin & Mckee Bonnie & Sandberg Martin Karl
Composer: Esther Dean & Tor Erik Hermansen & Mikkel Storleer Eriksen & Katy Perry & Sandy Julien Wilhelm