Vocals [Additional] – DeRayWritten-By – G. Goffin*, M. Masser*

Featuring – Adam Levine Of Maroon 5*Vocals [Additional] – Tony "Penafire" Williams*Written-By – A. Levine*, G. Goffin*, M. Masser*

Featuring – Lupe FiascoProducer – Just BlazeWritten-By – C. Mayfield*, J. Smith*, W. Jaco*

Featuring – Jamie FoxxScratches – A-TrakVocals [Additional] – Don C.*, Plain PatWritten-By – R. Charles*, R. Richard*

Featuring – GLC, Paul WallVocals [Additional] – Tony "Penafire" Williams*Written-By – L. Harris*, P. Slayton*

Featuring – CommonWritten-By – G. Scott-Heron*, L. Lynn*

Featuring – Game*Vocals [Additional] – Charlie Wilson, Keyshia Cole, Tony "Penafire" Williams*Written-By – J. Taylor*, W. Meeks*

Bass – Keenan "Keynote" HollowayKeyboards – Ervin "EP" Pope*Vocals [Additional] – Tony Williams Written-By – B. Withers*

Arranged By [Strings & Brass] – Jon BrionBass Trombone – Bruce OttoCello – Armen Ksajikian, Matt Cooker*, Richard Dodd , Victor LawrenceContrabass – Denise Briese, Frances Senger, Jason TorreanoFeaturing – Brandy French Horn – Brad Warnaar, Rick Todd*Orchestrated By [Strings], Violin – Eric GorfainRecorded By [Strings] – Tom BillerTrombone – Andrew Martin*, Steve Holtman*Trumpet, Flugelhorn – Dan Fornero, Gary GrantViola – David Sage, Marda Todd, Piotr Jandule*, Tom TallyViolin – Alyssa Park, Amy Wickman, Audrey Solomon, Daphne Chen, Julie Rogers , Marisa Kuney, Susan Chatman, Terry Glenny, Victoria LanierWritten-By – A. Williams

Vocals [Additional] – StringsWritten-By – L. Hart*, R. Rodgers*

Drums – Michele Gondry*Featuring – Jay-ZGuitar – Dave TozerKeyboards – Tom CraskeyPerformer – Shirley BasseyProducer – Devo SpringsteenWritten-By – D. Harris*, D. Black*, J. Barry*

Featuring – Nas, Really DoeProducer – Warryn "Baby Dubb" Campbell*Vocals [Additional] – Tony "Penafire" Williams*Written-By – A. Williams, L. Smith*, M. Reid*, N. Jones*, R. Simmons*, W. Trotter*, W. Campbell*

Vocals [Additional] – John LegendWritten-By – D. Leace*

Arranged By [Strings & Brass] – Jon BrionBass – Keenan "Keynote" HollowayBass Trombone – Bruce OttoCello – Armen Ksajikian, Matt Cooker*, Richard Dodd , Victor LawrenceContrabass – Denise Briese, Frances Senger, Jason TorreanoFrench Horn – Brad Warnaar, Rick Todd*Keyboards – Ervin "EP" Pope*Orchestrated By [Strings], Violin – Eric GorfainTrombone – Andrew Martin*, Steve Holtman*Trumpet, Flugelhorn – Dan Fornero, Gary GrantViola – David Sage, Marda Todd, Piotr Jandule*, Tom TallyViolin – Alyssa Park, Amy Wickman, Audrey Solomon, Daphne Chen, Julie Rogers , Marisa Kuney, Susan Chatman, Terry Glenny, Victoria LanierVocals – John Legend

Arranged By [Strings] – Jon BrionCello – Armen Ksajikian, Matt Cooker*, Richard Dodd , Victor LawrenceFeaturing – Cam'Ron, Consequence Orchestrated By [Strings], Violin – Eric GorfainViola – David Sage, Marda Todd, Piotr Jandule*, Tom TallyViolin – Alyssa Park, Amy Wickman, Audrey Solomon, Daphne Chen, Julie Rogers , Marisa Kuney, Susan Chatman, Terry Glenny, Victoria LanierWritten-By – C. Giles*, C. Willis*, D. Mills*

Drums – Michele Gondry*Guitar – Dave TozerKeyboards – Tom CraskeyPerformer – Shirley BasseyProducer – Devo SpringsteenWritten-By – D. Harris*, D. Black*, J. Barry*