Credits

Timbaland: Producer
Artie "Blues Boy" White: Guitar
John Legend: Backing Vocals
Alicia Keys: Synthesizer, Keyboards, Piano, Backing Vocals
Kumasi: Producer
Erika Rose: Backing Vocals
Willie Weeks: Bass
Easy Mo Bee: Producer, Digital Programming
Tony Maserati: Mixing
Cindy Mizelle: Backing Vocals
Harold Lilly: Backing Vocals
Andricka Hall: Backing Vocals
Alan Ford: Assistant
Andre Harris: Producer, Multi-Instruments
Herb Powers, Jr.: Mastering
John "Jubu" Smith: Guitar
Manny Marroquin: Mixing
Rich Harrison: Producer, Multi-Instruments
Russell "The Dragon" Elevado: Mixing
Vincent DiLorenzo: Engineer
Kerry Brothers: Programming, Producer, Drum Programming, Engineer
Katreese Barnes: Backing Vocals
Ann Mincieli: Engineer
Joe Romano: Horn
L.C. Green: Backing Vocals
Ronnie Drayton: Guitar
Sanford Allen: Violin, Concertmaster
Vidal Davis: Producer, Multi-Instruments
Robert Chausow: Viola
Artie Reynolds: Bass
Chris LeBeau: Artwork
Elijah Baker: Bass
Julien Barber: Viola
Onree Gill: Hammond Organ, Fender Rhodes
Patrick Viala: Mixing
Patti Wilson: Stylist
Peter Edge: Executive Producer
Rabeka Tuinei: Assistant
Tony Black: Engineer, Mixing
Al Schoonmaker: Copy
Alexander Vselensky: Violin
Arcel Vickers: Organ
Avril Brown: Violin
Barry Finclair: Viola
Caryl Paisner: Cello
Dale Stuckenbruck: Violin
Dan Gautreau: Assistant, Assistant Engineer
Eileen Folson: Cello
Fred Cash: Bass
Gwendolyn Laster: Violin
Jerimiah "Jermaine" Paul: Backing Vocals
Kurt Briggs: Violin
Lori Miller: Violin
Marion Pinheiro: Violin
Marisol Espada: Cello
Maxine Roach: Viola
Pablo Batista: Percussion
Paul Alexandre John: Drums
Peter Vanderwater: Viola
Ray Chew: String Arrangement, String Conductor
Richard Brice: Viola
Ricky Quinones: Guitar
Stanley Hunte: Violin
Steven "Steven J." Jordan: Drums
Timothy Christian Riley: Piano
Walter "Lil Walt" Millsap: Engineer
William E. Pettaway Jr.: Production Coordination
Wouri Vice: Assistant Hair Stylist
Xin Zhao: Violin