Featuring – Will.I.Am*

Featuring – Will.I.Am*Producer – Keith Harris

Producer – Polow Da Don

Producer – Printz Board

Featuring – LudacrisProducer – Polow Da Don

Producer – George Pajon Jr.

Featuring – I Threes, Rita Marley

Producer – Robb Boldt, Ron Fair

Producer – John Legend, Ron Fair

Featuring – Black Eyed PeasProducer – Noizetrip*

Featuring – Will.I.Am*

Featuring – Will.I.Am*Producer – Keith Harris

Producer – Polow Da Don

Producer – Printz Board

Featuring – LudacrisProducer – Polow Da Don

Producer – George Pajon Jr.

Featuring – I Threes, Rita Marley

Producer – Robb Boldt, Ron Fair

Producer – John Legend, Ron Fair

Featuring – Black Eyed PeasProducer – Noizetrip*

Featuring – Will.I.Am*

Featuring – Sean Kingston

Edited By [Additional Pro Tools] – John HanesEngineer – Padraic KerinEngineer [Assistant Mix] – Tim RobertsMixed By – Serban GheneaProducer, Featuring, Keyboards – will.i.am*Written-By – Dania Maria Birks, Derrick Rahming, Fatima Shaheed, Juana Michelle Burns, Juanita A. Lee, Kim Nazel, Stacy Ferguson, Will Adams

Engineer – Padraic KerinMixed By – Tony MaseratiProducer – will.i.am*Written-By – Bobby Troup, Stacy Ferguson, Will Adams

Arranged By [Strings], Conductor [Strings], Producer [Additional Vocals] – Ron FairBacking Vocals – Fergie , Theresa Jones Bailey*Bass, Keyboards, Drum Programming, Engineer – Keith HarrisCello – Cecilia Tsan, David Low, Larry Corbett, Suzie KatayamaEngineer [Additional] – Tal HerzbergEngineer [Assistant] – Neil TuckerFeaturing – will.i.am*Guitar – J. CurtisMixed By – Tony MaseratiProducer – Keith Harris, will.i.am*Recorded By [Additional] – "Angry" Mike Eleopoulos*Recorded By [Strings] – Allen SidesViola – Andrew Duckles, Brian Dembow, Matt Funes, Thomas DienerWritten-By – Keith Harris, Lionel Richie, Ronald Lapread Sr.*, Stacy Ferguson, Will Adams

Backing Vocals – Jay Anderson , Polow Da DonBass, Guitar – Mike HartnettDrums, Percussion – Nate HillsEngineer – Damacio "Demo" Castellon*, Jason SchweitzerEngineer [Assistant Mix] – Josh HoughkirkKeyboards – Elvis WilliamsMixed By – Phil TanProducer – Polow Da DonVocals [Additional] – Jay AndersonWritten-By – J. Jones*, M. Hartnett*, S. Garrett*, Stacy Ferguson

Engineer – Ethan Willoughby, Printz BoardMixed By – Tony MaseratiProducer, Electric Piano [Rhodes], Synthesizer [Moog], Drum Programming – Printz BoardWritten-By – Printz Board, Stacy Ferguson

Engineer – Anthony Kilhoffer, Padraic KerinEngineer [Assistant Mix] – Joe Pelusso*, William DurstMixed By – Ethan WilloughbyProducer, Drums, Keyboards – will.i.am*Trumpet – Printz BoardWritten-By – Stacy Ferguson, Will Adams

Arranged By – will.i.am*Drum Programming – Polow Da DonEngineer – Travis DanielsEngineer [Additional] – Tal HerzbergEngineer [Assistant] – Mack WoodwardFeaturing – LudacrisGuitar – Mike HartnettKeyboards – Elvis WilliamsMixed By – Tony MaseratiProducer – Polow Da Don, will.i.am*Producer [Additional Vocals] – Ron FairRecorded By [Additional] – "Angry" Mike Eleopoulos*Written-By – Christopher Bridges, Elvis Williams, Jamal Jones, Stacy Ferguson, Will Adams

Edited By [Additional Pro Tools] – Padraic KerinEngineer [Assistant Mix] – Joe Pelusso*, William DurstMixed By – Ethan WilloughbyProducer, Drums – will.i.am*Written-By – Stacy Ferguson, Will Adams, William Robinson Jr.*

Bass – Mike FratantunoDrum Programming – George Pajon Jr.Engineer – George Pajon Jr., Jason VillaromanGuitar – George Pajon Jr.Mixed By – Tony MaseratiPercussion – Chuck PradaProducer – George Pajon Jr.Written-By – George Pajon Jr., Michael Fratantuno*, Stacy Ferguson

Arranged By [Strings], Conductor [Strings], Producer [Additional Vocals] – Ron FairCello – Cecilia Tsan, David Low, Larry Corbett, Suzie KatayamaDrums, Bass [Keyboard], Keyboards – Keith HarrisEngineer [Additional] – Tal HerzbergEngineer [Assistant Mix] – Dean NelsonEngineer [Assistant] – Neil TuckerGuitar – George Pajon Jr.Mixed By – Jack Joseph PuigRecorded By [Strings] – Allen SidesViola – Andrew Duckles, Brian Dembow, Matt Funes, Thomas DienerWritten-By – Stacy Ferguson, Toby Gad

Drums – Keith HarrisEngineer [Assistant] – Jason VillaromanFeaturing – The I-Threes*, Rita MarleyGuitar – George Pajon Jr.Mixed By – Tony MaseratiPiano – Venus BrownProducer – will.i.am*Written-By – Stacy Ferguson, Vincent Ford, Will Adams

Acoustic Guitar – Simeon SpiegelArranged By [Strings], Conductor [Strings] – Ron FairCello – Cecilia Tsan, David Low, Larry Corbett, Suzie KatayamaDrums – Gary NovakEngineer – Rob Boldt*, Simeon SpiegelEngineer [Additional] – Tal HerzbergEngineer [Assistant Mix] – Dean NelsonEngineer [Assistant] – John BraultKeyboards, Drum Programming – Rob Boldt*Mixed By – Jack Joseph PuigProducer – Rob Boldt*, Ron FairRecorded By [Additional] – "Angry" Mike Eleopoulos*Viola – Andrew Duckles, Brian Dembow, Matt Funes, Thomas DienerWritten-By – Renee Sandstrom, Rob Boldt*, Stacy Ferguson, Stefanie Ridel

Arranged By [Strings], Conductor [Strings] – Ron FairBass – Nico AbondoloCello – David Low, Larry Corbett, Suzie Katayama, Tim Loo*Engineer – Josh Chervokas, "Angry" Mike Eleopoulos*Engineer [Assistant] – Anthony Caruso, Bevin RobinsonMixed By – Allen SidesPiano – John LegendProducer – John Legend, Ron FairProducer [Vocals] – Ron Fair, Stefanie RidelRecorded By [Strings] – Allen SidesViola – Andrew Duckles, Brian Dembow, Thomas Diener, Vicky Misckolczy*Violin – Katia Popov, Michele Richards, Phillip Levy, Songa Lee*, Tammy Hatwan*Written-By – John Stephens , Stacy Ferguson, Stefanie Ridel

Written-By – Stacy Ferguson