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Primary Artist
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Katy Perry
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Main Performer
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Engineer
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Sam Holland
Dave O'donnell
Michael Ilbert
Clint Gibbs
Peter Carlsson
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Production
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Mixing
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John Hanes
Serban Ghenea
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Production
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Programmer
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Max Martin
Dr. Luke
Cirkut
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Production
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Studio Personnel
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John Hanes
Serban Ghenea
Sam Holland
Eric Eylands
Dave O'donnell
Irene Richter
Michael Ilbert
Clint Gibbs
Rachael Findlen
Justin Fox
Cory Bice
Peter Carlsson
Kenta Yonesaka
Elliot Lanam
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Production
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Alto Saxophone
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Alex Foster
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Performer
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Drums
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Steven Wolf
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Performer
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Horn
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Lenny Pickett
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Performer
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Performer
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Katy Perry
Alex Foster
Lenny Pickett
Ron Blake
Steven Wolf
Earl Gardner
Steve Turre
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Performer
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Tenor Saxophone
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Lenny Pickett
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Performer
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Production Coordination
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Irene Richter
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Production
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Recording Assistant
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Eric Eylands
Rachael Findlen
Justin Fox
Cory Bice
Kenta Yonesaka
Elliot Lanam
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Production
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Bari Sax
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Ron Blake
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Other
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Composer Lyricist
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Max Martin
Lukasz Gottwald
Henry Walter
Katy Perry
Bonnie Mckee
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Other
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Trombone
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Steve Turre
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Performer
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Trumpet
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Earl Gardner
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Performer
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Producer
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Max Martin
Dr. Luke
Cirkut
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Production
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Vocals
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Katy Perry
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Performer