Composer: Julia Michaels & Lindy Robbins & Marco Borrero & Tom Meredith
Composer: Katy Perry & Bonnie McKee & Henry Walter & Max Martin & Lukasz Gottwald
Composer: Katy Perry & Bonnie McKee & Łukasz Gottwald & Max Martin & Henry Walter
Lyricist: Katy Perry & Bonnie McKee & Łukasz Gottwald & Max Martin & Henry Walter
Composer: Borreo, Marco Daniel & Meredith, Tommy E & Michaels, Julia & Robbins, Lindy;