[00:00.00-1] 作词 : Max Martin/Katy Perry/Savan Kotecha/Anton Zaslavski/Lukasz Gottwald/Bonnie McKee/Benjamin Levin
[00:00.00-1] 作曲 : Max Martin/Katy Perry/Savan Kotecha/Anton Zaslavski/Lukasz Gottwald/Bonnie McKee/Benjamin Levin
