Producer: Alexandra Patsavas
Viola: Andrew Duckles
Engineer: Ari Levine
Producer: Bruno Mars
Violin: Charlie Bisharat
Assistant Mixing Engineer: Chris Galland
Executive Producer: Craig Kallman
Assistant Mixing Engineer: Erik Madrid
Violin: Josefina Vergara
Executive Producer: Julie Greenwald
Mixer: Manny Marroquin
Bass: Oscar Hidalgo
Producer: Paul Katz
Strings: Phredley Brown
Masterer: Stephen Marcussen
Digital Editor: Stewart Whitmore
Orchestra Leader: Suzie Katayama
Producer: The Smeezingtons
Writer: Ari Levine
Writer: Bruno Mars
Writer: Philip Lawrence
Composer, Lyricist: Michael J. Jackson
Guitar: David Williams
Drums: Ndugu Chancler
Synthesizer: Greg Phillinganes
Synthesizer: Greg Smith
Synthesizer: Bill Wolfer
Bass: Louis Johnson
Synthesizer: Michael Boddicker
Conductor: Jeremy Lubbock
Producer: Quincy Jones
Mixing Engineer, Recording Engineer: Bruce Swedien
Performance Arranger: Jerry Hey
℗ 2014 Mark Ronson under exclusive licence to Sony Music Entertainment UK Limited
Released on: 2015-01-12
Associated Performer: Mark Ronson feat. Bruno Mars
Keyboards, Other, Composer, Lyricist, Producer: Jeff Bhasker
Background Vocal, Composer, Lyricist: Philip Lawrence
Bass: Jamareo Artis
Composer, Lyricist: Devon Gallaspy
Keyboards: Phred Brown
Trumpet: Dave Guy
Trumpet: Michael Leonhart
Composer, Lyricist: Nicholaus Williams
Background Vocal, Trumpet: Jimmy King
Composer, Lyricist: Lonnie Simmons
Tenor Saxophone: Neal Sugarman
Tenor Saxophone: Dwayne Dugger
Baritone Saxophone: Ian Hendrickson-Smith
Composer, Lyricist: Ronnie Wilson
Trombone: Raymond Mason
Composer, Lyricist: Charles Wilson
Background Vocal, Trombone: Kameron Whalum
Composer, Lyricist: Rudolph Taylor
Composer, Lyricist: Robert Wilson
Engineer: Boo Mitchell
Engineer: Charles Moniz
Engineer: Wayne Gordon
Engineer: Josh Blair
Engineer: Inaam Haq
Engineer: Ken Lewis
Engineer: Devin Nakao
Engineer: Matthew Stevens
Engineer: Riccardo Damian
Mixing Engineer: Serban Ghenea
Mixing Engineer: John Hanes
Mastering Engineer: Tom Coyne
℗ 2012 Atlantic Recording Corporation for the United States and WEA International Inc. for the world outside of the United States
Audio Recording Engineer: Ari Levine
Piano: Bruno Mars
Lead Vocals: Bruno Mars
Additional Engineer: Charles Moniz
Mastering Engineer: David Kutch
Mixing Engineer: Manny Marroquin
Executive Producer: The Smeezingtons
Writer: Andrew Wyatt
Writer: Ari Levine
Writer: Bruno Mars
Writer: Philip Lawrence