Credits

Keith Armstrong: Mixing Assistant
Mark "Spike" Stent: Mixing
Fabien Waltmann: Programming
Linda Perry: Guitar, Producer, Percussion, Engineer, Keyboards
Jamie Muhoberac: Keyboards, Organ, Piano
Al Clay: Recording
Jon Nicholson: Drum Technician
Serban Ghenea: Mixing
Ryan Tedder: Bass, Piano, Vocal Producer, Backing Vocals, Arranger
Ryan Breen: Programming
Chris Lord-Alge: Mixing
Dan Chase: Programming, Pro Tools Engineer
Dr. Luke: Drums, Programming, Producer, Keyboards
John Hanes: Mixdown Engineer
Max Martin: Keyboards, Recording
Mike Plotnikoff: Recording
Noel Zancanella: Engineer
Paul DeCarli: Digital Editing
Paul III: Bass
Tim Pierce: Guitar
Ted Jensen: Mastering
Ann Mincieli: Recording
Greg Wells: Guitar, Bass, Drums, Programming, Producer, Keyboards, Recording
Rob Cavallo: Guitar
Cheryl Jenets: Production Manager
Chris Chaney: Bass
Doug McKean: Programming, Engineer
Paul Bushnell: Bass
Aniela Gottwald: Assistant Engineer
Anthony Kilhoffer: Recording
Christian Baker: Recording
Howard Benson: Programming, Producer, Keyboards
Jeff Bhasker: Producer
Jim Beanz: Vocal Producer
Matty Green: Mixing Assistant
Warwick Saint: Photography
Tim Roberts: Mixing Assistant, String Arrangement
Doug Tyo: Recording
Aaron Walk: Assistant Engineer
Brian Ray: Guitar
Brian Warwick: Recording
Kristian Lundin: Producer
Rob Wells: Programming
Dorian Crozier: Drums, Programming
Lars Fox: Pro Tools Engineer
Hatsukazu "Hatch" Inagaki: Additional Engineer
Deborah Lurie: Choir Arrangement, Orchestral Arrangement
Marc VanGool: Guitar, Guitar Technician
Mike Fasano: Drum Technician
Emily Wright: Engineer, Vocal Editing
Nik Karpen: Mixing Assistant
Andrew Chavez: Drum Programming, Pro Tools Engineer
Claude Kelly: Vocal Producer, Backing Vocals
Dean Butterworth: Drums
Justin Hawkins: Guitar
Shellback: Guitar, Bass, Drums, Keyboards, Recording
Steve Rea: Assistant Engineer
Russ Waugh: Assistant Engineer
Brad Townsend: Additional Engineer
Jaime Neely: Assistant Producer
Sam Holland: Engineer
Ghazi Hourani: Assistant Engineer
Luke Tozour: Recording
Andrew Schubert: Additional Engineer
Chris Concepcion: Technical Assistance
Abe Laboriel, Jr.: Drums
Chris Galland: Recording Assistant
John Miceli: Drums
Joe Libretti: Drum Technician
David Campbell: String Arrangement, String Conductor
Thomas Aiezza: Assistant Engineer
Vanessa Silberman: Assistant Engineer
Richard Brown: Pro Tools Engineer
Henry Strange: Programming