Backing Vocals – Christina Aguilera, Kim JohnsonCello – Steve ErdodyEngineer [Assistant] – Chris WonzerKeyboards – Alex AlessandroniMixed By – Dave "Hard Drive" Pensado*Producer, Arranged By, Backing Vocals – E. DawkProducer, Arranged By, Programmed By [Additional] – ChakDaddyProducer, Arranged By, Recorded By [Additional], Conductor – Ron FairProducer, Arranged By, Recorded By, Programmed By [Drums], Programmed By [Additional] – Sol SurvivorProgrammed By [Protools] – Tal HerzbergProgrammed By, Keyboards – Babyboy Recorded By – Brad HaehnelRecorded By [Vocals] – Michael C. RossViola – Roland KatoViolin – Endre Granat, Natalie LeggettWritten-By – Alex Alessandroni, Chaka Blackmon, Ray Cham, Ron Fair, Steven Brown

Arranged By [Vocal] – Christina AguileraBacking Vocals – MiariEngineer [Additional] – Michael C. RossEngineer [Assistant] – Chris WonzerMixed By – Dave "Hard Drive" Pensado*Producer, Arranged By [Vocal], Recorded By [Vocals] – Ron FairProducer, Arranged By, Recorded By, Programmed By, Keyboards, Bass – The Matrix Programmed By [Protools] – Tal HerzbergWritten-By – Charlie Midnight, Christina Aguilera, Graham Edwards, Lauren Christy, Scott Spock

Arranged By, Conductor – Don SebeskyBass – Chuck BerghoferCelesta – Mike WattsCello – Anne Karam, Cecilia Tsan, Earl Madison, Judy Johnson, Ray Kelley, Stefanie Fife, Steve Erdody, Tim LandauerContrabass – Norman Ludwin, Oscar Hidalgo, Sue Ranney*Drums – Peter ErskineEngineer [Assistant] – Chris WonzerFrench Horn – Jerry Folsom, Joe Meyer, Marni Johnson*Guitar – John GouxPercussion – Larry BunkerPiano – Tom RainerProducer – Ron FairProgrammed By [Protools] – Tal HerzbergRecorded By, Mixed By – Michael C. RossViola – Carole Mukogawa, Jorge Moraga, Matt Funes, Mimi Granat, Ray Tischer, Renita Koven, Robin Ross , Scott HaupertViolin – Agnes Gottschewski, Armen Garabedian, Barbra Porter, Bob Sanov, Endre Granat, Frances Moore*, Galina Golovin, Gary Kuo, Joel De Rouin*, Johana Krejci, Kathy Lenski*, Katia Popov, Kirsten Fife, Liane Mautner, Lily Ho Chen, Natalie Leggett, Joe Ketendjian*Violin [Concertmaster] – Assa DroriWoodwind – Dan Higgins, Don Shelton , Gary Foster , Gene Cipriano, Jack Nimitz, Sheridon StokesWritten-By – Hugh Martin, Ralph Blane

Arranged By – Christina AguileraArranged By, Producer, Recorded By, Programmed By [Drums], Percussion – ChakDaddyArranged By, Producer, Recorded By, Programmed By, Percussion – Sol SurvivorArranged By, Producer, Recorded By, Programmed By, Percussion, Keyboards – E. DawkArranged By, Producer, Recorded By, Strings – Ron FairChoir – The LA Mass ChoirEngineer [Assistant] – Chris WonzerGuitar – Ashley IngramMixed By – Peter MokranOrgan – Myron McKinleyProgrammed By [Protools] – Tal HerzbergRecorded By – Brad Haehnel, Michael C. RossVocals [Guest] – Eric DawkinsWritten-By – Traditional

Arranged By [Horns], Conductor – Sammy NesticoBass – Chuck BerghoferDrums – Harold JonesEngineer [Assistant] – Chris Wonzer, Howard KarpGuitar – John GouxPercussion – Steve FormanProducer, Arranged By, Celesta – Ron FairProgrammed By [Protools] – Tal HerzbergRecorded By – Michael C. RossSaxophone – Dan Higgins, Gene Cipriano, Pete Christalieb*, Sal LozanoTrombone – Andy Martin, Phil TeeleTrumpet – Warren Luening, Wayne BergeronVocals [Guest], Piano – Dr. JohnWritten-By – Johnny Moore , Lou Baxter

Arranged By [Gospel Horns] – Jerry HeyArranged By, Conductor – Don SebeskyArranged By, Producer, Recorded By [Vocals] – Ron FairBass – Chuck BerghoferCelesta – Mike WattsCello – Anne Karam, Cecilia Tsan, Earl Madison, Judy Johnson, Ray Kelley, Stefanie Fife, Steve Erdody, Tim LandauerChoir – The LA Mass ChoirContrabass – Norman Ludwin, Oscar Hidalgo, Sue Ranney*Drums – Vinnie ColaiutaEngineer [Assistant] – Chris WonzerFrench Horn – Jerry Folsom, Joe Meyer, John Lorge, Marni Johnson*Guitar – John GouxOrgan, Piano [Gospel] – Billy PrestonPercussion – Larry Bunker, Steve FormanPiano – Tom RainerProgrammed By [Protools] – Tal HerzbergRecorded By, Mixed By – Michael C. RossTrombone – Bill Reichenbach Trumpet – Gary Grant, Jerry HeyViola – Carole Mukogawa, Jorge Moraga, Matt Funes, Mimi Granat, Ray Tischer, Renita Koven, Robin Ross , Scott HaupertViolin – Agnes Gottschewski, Armen Garabedian, Barbra Porter, Bob Sanov, Endre Granat, Frances Moore*, Galina Golovin, Gary Kuo, Joel De Rouin*, Johana Krejci, Kathy Lenski*, Katia Popov, Kirsten Fife, Liane Mautner, Lily Ho Chen, Natalie Leggett, Joe Ketendjian*Violin [Concertmaster] – Assa DroriWoodwind – Dan Higgins, Don Shelton , Gary Foster , Gene Cipriano, Jack Nimitz, Larry Williams, Sheridon StokesWritten-By – Traditional

Arranged By, Producer, Programmed By, Keyboards, Drums, Bass – Robbie BuchananArranged By, Producer, Recorded By [Vocals] – Ron FairBacking Vocals – E. Dawk, Kim JohnsonEngineer [Assistant] – Chris WonzerMixed By – Dave "Hard Drive" Pensado*Programmed By [Protools] – Tal HerzbergRecorded By – Michael C. Ross, Scott EricksonWritten-By – Diane Warren

Arranged By [Rhythm], Producer, Recorded By [Vocals] – Ron FairBacking Vocals – E. Dawk, Kim Johnson, Sue Anne Carwell*, Toya SmithBass – Alex AlBells – Steve FormanDrums – Harvey MasonEngineer [Assistant] – Chris WonzerGuitar – John GouxMixed By – Peter MokranPercussion – Luis ConteProducer [Associate], Arranged By [Horns & Strings] – Jerry HeyProgrammed By [Protools] – Tal HerzbergRecorded By – Michael C. RossSaxophone – Dan HigginsSaxophone, Flute – Larry WilliamsStrings – Cecilia Tsan, Tina Soule*, Henry Gronnier, Josefina Vergara, Julie Gigante, Karen Bakunin*, Karen Jones , Terry Lesa*, Marc Sazer, Margaret Wooten, Matthew Cooker, Natalie Leggett, Paula Hochhalter, Roger Wilkie, Susan Rishik, Tammy Hatwan*Strings [Concertmaster] – Ralph MorrisonTrombone – Bill Reichenbach Trumpet – Gary Grant, Jerry HeyWritten-By – Donny Hathaway, Nadine McKinnor

Arranged By [Vocal], Vocals – Christina AguileraArranged By, Producer, Recorded By, Celesta, Piano – Ron FairPercussion – Steve FormanPiano, Programmed By, Producer [Additional] – Robbie BuchananProgrammed By, Strings – Aaron ZigmanRecorded By – Michael C. RossWritten-By – Mel Torme*, Robert Wells

Producer, Arranged By, Mixed By – Bassy Bob BrockmannVocals – Christina Aguilera

Arranged By [Vocal] – Christina AguileraProducer, Arranged By, Mixed By, Keyboards – Ron FairProducer, Arranged By, Mixed By, Programmed By – ThunderpussRecorded By – Barry Harris, Chris CoxRecorded By [Vocals] – Michael C. RossWritten-By – Mel Torme*, Robert Wells