Bass [Additional], Guitar [Additional] – J Browz*Mixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Alex Da KidWritten-By – Alex Da Kid, Carlos Battey, Cheryl Cole, Jayson DeZuzio, Mike Del Rio, Steven Battey

Backing Vocals – Ayah Marar, Josie AielloEngineer – Chris "TEK" O'Ryan, Josh GudwinEngineer [Assistant] – Peter MackProducer [Vocals] – Kuk HarrellProducer, Arranged By, Instruments, Performer, Mixed By – Calvin HarrisWritten-By – Calvin Harris

Co-producer – Naughty Boy Engineer – Joe Peluso, Padraic Kerin, will.i.am*Engineer [Assistant Mix Engineer] – A.J. Clark*, Jaime MartinezFeaturing [Vocals] – will.i.am*Management [Naughty Boy] – Danny D*, Riki Bleau, Tim Blacksmith Mixed By – Dylan "3-D" Dresdow*Producer, Synthesizer, Drum Programming – will.i.am*Written-By – A. Martin*, Cheryl Cole, S. Khan*, William Adams*

Mixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersMusic By – Aaron CowanProducer, Keyboards, Electric Guitar, Electric Bass – Pantha Written-By [Song], Backing Vocals – Jareth Rwamafa-Johnson

Mixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer [Vocals] – Brian Rawling, Paul MeehanProducer, Recorded By, Piano, Drums, Keyboards, Programmed By – Agent XRecorded By [Vocals] – Matt Furmidge

Backing Vocals – Megan Nicolle*Featuring [Vocals] – Wretch 32Mixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer [Vocals] – HyGrade, Jim BeanzProducer, Instruments, Programmed By – HyGradeWritten-By – Daniel Traynor, Jermaine Scott, Kingsley Brown, Megan Nicolle Thomaston

Mixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Dada LifeProducer [Vocals] – Brian Rawling, Paul MeehanRecorded By [Vocals] – Matt FurmidgeWritten-By – Kasia Livingston, Olle Corneer*, Stefan Engblom

Backing Vocals – Lana Del ReyGuitar, Arranged By [Brass & String Arrangement] – Anu PillaiKeyboards, Programmed By – Anu Pillai, Roy KerrMixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Kid GlovesProducer [Vocals] – Jim Beanz, Kid GlovesWritten-By – Pillai*, Grant*, Kerr*

Backing Vocals – Megan Nicolle*Mixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Jim BeanzRecorded By – Koil Written-By – James "Jim Beanz"Washington*, Megan Nicolle Thomaston

Instruments, Programmed By – Mathias WolloMixed By – Mathias Wollo, Stefan Sundström Producer – Mathias Wollo, Taio CruzWritten-By – Loick Essien, Mathias Wollo, Taio Cruz

Backing Vocals – Candice NelsonMixed By – Jim Beanz, Koil Producer – Jim BeanzWritten-By – Candice Nelson, James "Jim Beanz" Washington*

Engineer – Christopher "Tito JustMusic" Trujillo, Patrizio PigliapocoMixed By – Agent XProducer – Billy Wes, The Beamer BoyzWritten-By – Billy Wes, Onique "SPAROW" Williams*