Credits

Richard Morris: Producer, Mixing
Oliver Kraus: Cello
Fiona Apple: Vocals
Jim Bianco: Vocals
Catherine Feeny: Vocals
Jon Brion: Producer
KT Tunstall: Producer, Vocals
Greg Laswell: Vocals
Katy Perry: Vocals
Sara Bareilles: Piano, Vocals
Jesca Hoop: Vocals
Brandi Carlile: Producer, Vocals
Ingrid Michaelson: Glockenspiel, Ukulele, Vocals
Priscilla Ahn: Producer, Vocals, Arranger
Colbie Caillat: Vocals
Joshua Radin: Vocals
Alice Smith: Vocals, Backing Vocals, Arranger
Nicole Atkins: Vocals
Holly Conlan: Chimes, Producer, Fender Guitar, Glockenspiel, Piano, Vocals
Kate Havnevik: Vocal Arrangement, Vocals
Katie Herzig: Vocals
Anya Marina: Vocals
Sebastian Rogers: Producer, Wurlitzer
John Alagia: Producer, Mixing
Vaughan Merrick: Engineer, Mixing
Butch Walker: Guitar, Bass, Producer, Percussion, Engineer, Instrumentation, Keyboards, Mixing, Vocals
Tim Jones: Vocals
Laura Jansen: Vocals
Luke Bullen: Producer
Doug Sax: Mastering
Darrell Thorp: Engineer, Mixing
Tom Biller: Engineer
Claudius Mittendorfer: Vocal Engineer
Ken Caillat: Mixing
Kevin Salem: Guitar, Bass, Producer, Engineer, Mixing
Rich Mercurio: Drums, Percussion
Joseph Conlan: Brass
Bryan Cook: Mixing
Jonah Sonz Matranga: Vocals
Matt Beck: Electric Guitar, Electric Piano, Ukulele
Ryan MacMillan: Drums, Percussion
Scott Greer: Executive Producer
Sheri Lee: Artwork Direction
Stewart Cole: Trumpet
Darren Dodd: Drums
Ed Maxwell: Bass
Jon Neufeld: Guitar
Al Sgro: Guitar, Bass, Drums, Producer, Percussion, Engineer, Vocals
Brad Gordon: Instrumentation, Piano
Mikal Blue: Producer, Engineer, Mixing
Marie Digby: Vocals
Alex Elena: Drums, Producer
Gisli Kristjansson: Producer
Topher Mohr: Guitar
Jonathan Plum: Engineer, Mastering, Mixing