Mastered By – Gene GrimaldiMixed By – ZeddMixed By [Assistant] – Jesse Taub, Ryan ShanahanProducer – Infected Mushroom, Lady Gaga, ZeddRecorded By – Dave RussellRecorded By [Assistant] – Benjamin Rice*Written-By – Amit Duvdevani, Anton Zaslavski, Erez Eisen*, Lady Gaga

Arranged By – Hugo LeclercqArranged By [Bass] – Lady Gaga, Nick MonsonCo-producer – Hugo LeclercqCoordinator [Union Contract Administrator] – Ivy SkoffGuitar – Tim Stewart Mastered By – Gene GrimaldiMixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Lady GagaProducer [Additional] – Nick MonsonRecorded By – Dave RussellRecorded By [Additional Recording, Assistant] – Benjamin Rice*Recorded By [Additional Recording] – Bill Malina, Ghazi HouraniSynth [Parts] – Hugo Leclercq, Nick MonsonWritten-By – Dino Zisis, Hugo Leclercq, Lady Gaga, Nick Monson, Paul "DJ White Shadow" Blair*, Sun Ra

Mastered By – Gene GrimaldiMixed By – ZeddMixed By [Assistant] – Jesse Taub, Ryan ShanahanProducer – Lady Gaga, ZeddRecorded By – Dave RussellRecorded By [Assistant] – Benjamin Rice*Voice [Instructional Voice] – Sonja DurhamWritten-By – Anton Zaslavski, Lady Gaga

Arranged By [Guitar] – Lady Gaga, Nick MonsonBass Guitar – Donnie LyleCoordinator [Union Contract Administrator] – Ivy SkoffGuitar – Tim Stewart Mastered By – Gene GrimaldiMixed By – Dave RussellMixed By [Additional Mixing, Assistant] – Benjamin Rice*, Ghazi HouraniMixed By [Additional] – Bill Malina, Dino "SpeeedoVee" Zisis*Producer – Lady Gaga, Paul "DJ White Shadow" Blair*Producer [Additional] – Dino Zisis, Nick MonsonProgrammed By [Additional] – Rick PearlRecorded By – Benjamin Rice*, Bill Malina, Dave RussellRecorded By [Additional] – Ghazi HouraniRecorded By [Assistant] – Andrew Robertson , Austin Thomas, Benjamin Rice*, Daniel ZaidenstadtWritten-By – Lady Gaga, Martin Bresso, Paul "DJ White Shadow" Blair*, William Grigahcine

Backing Vocals – Lyon Gray, Natalie Ganther, Nichole Ganther*Co-producer – Dino Zisis, Nick MonsonCoordinator [Union Contract Administrator] – Ivy SkoffFeaturing – T.I., Too $hort*, TwistaMastered By – Gene GrimaldiMixed By – Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Lady Gaga, Paul "DJ White Shadow" Blair*Programmed By – Rick PearlRecorded By – Benjamin Rice*, Bill Malina, Dave RussellRecorded By [Additional] – Daniel Zaidenstadt, Elliot CarterRecorded By [Assistant] – Benjamin Rice*, Daniel Zaidenstadt, Ghazi HouraniWritten-By – Clifford Harris Jr.*, Dino Zisis, Lady Gaga, Nick Monson, Paul "DJ White Shadow" Blair*, Too Short, Twista

Arranged By, Instrumentation By – Joanne Tominaga*Co-producer – Dino Zisis, Nick MonsonCoordinator [Union Contract Administrator] – Ivy SkoffGuitar – Doug Aldridge*, Tim Stewart Horns – Bijon S. Watson*, Kevin Williams , Leon H. Silva, Sean C. Erick*Mastered By – Gene GrimaldiMixed By – Dave RussellMixed By [Additional Mixing, Assisted By] – Benjamin Rice*, Ghazi HouraniMixed By [Additional Mixing] – Bill MalinaProducer – Lady Gaga, Paul "DJ White Shadow" Blair*Programmed By [Additional] – Rick PearlRecorded By – Dave RussellRecorded By [Additional] – Bill MalinaRecorded By [Assistant] – Andrew Robertson , Benjamin Rice*Written-By – Dino Zisis, Lady Gaga, Nick Monson, Paul "DJ White Shadow" Blair*

Arranged By [Synth] – Lady GagaCoordinator [Union Contract Administrator] – Ivy SkoffDirected By [Musical Director For R. Kelly] – Donnie LyleFeaturing – R. KellyGuitar – Tim Stewart Mastered By – Gene GrimaldiMixed By – Dave RussellMixed By [Additional Mixing, Assisted By] – Benjamin Rice*, Ghazi HouraniMixed By [Additional Mixing] – Bill Malina, Dino "SpeeedoVee" Zisis*Producer – Lady Gaga, Paul "DJ White Shadow" Blair*Recorded By – Bill Malina, Dave RussellRecorded By [Additional Recording, Assisted By] – Benjamin Rice*Recorded By [Additional] – Ghazi HouraniRecorded By [R. Kelly Vocals, Assistant] – Zane ShoemakeRecorded By [R. Kelly Vocals] – Abel Garibaldi, Ian MerenessWritten-By – Lady Gaga, Martin Bresso, Paul "DJ White Shadow" Blair*, Kelly*, William Grigahcine

Arranged By [Backing Vocals], Arranged By [Piano] – Lady GagaArranged By [Guitar] – Lady Gaga, Nick MonsonBacking Vocals – Lyon Gray, Natalie Ganther, Nichole Ganther*Co-producer – Dino Zisis, Nick MonsonCoordinator [Union Contract Administrator] – Ivy SkoffMastered By – Gene GrimaldiMixed By – Dave RussellMixed By [Additional Mixing, Assisted By] – Benjamin Rice*Mixed By [Additional Mixing] – Dino "SpeedoVee" Zisis*Producer – Lady Gaga, Paul "DJ White Shadow" Blair*Programmed By [Additional] – Rick PearlRecorded By – Benjamin Rice*, Dave RussellRecorded By [Assistant] – Benjamin Rice*, Daniel ZaidenstadtWritten-By – Dino Zisis, Lady Gaga, Nick Monson, Paul "DJ White Shadow" Blair*

Arranged By [Backing Vocals] – Lady GagaBacking Vocals – Lyon Gray, Natalie Ganther, Nichole Ganther*Co-producer – Dino Zisis, Nick MonsonCoordinator [Union Contract Administrator] – Ivy SkoffEngineer [Mix Engineer, Assistant] – Justin HergettEngineer [Mix Engineer] – Jon CastelliMastered By – Gene GrimaldiMixed By – Tony MaseratiMixed By [Additional] – Dino "SpeedoVee" Zisis*Producer – Lady Gaga, Paul "DJ White Shadow" Blair*Programmed By [Additional Programming, Assisted By] – Benjamin Rice*Programmed By [Additional Programming] – Rick PearlRecorded By – Benjamin Rice*, Dave RussellRecorded By [Additional Recording, Assisted By] – Benjamin Rice*Recorded By [Additional] – Daniel ZaidenstadtWritten-By – Dino Zisis, Lady Gaga, Nick Monson, Paul "DJ White Shadow" Blair*

Mastered By – Gene GrimaldiMixed By – ZeddMixed By [Assistant] – Jesse Taub, Ryan ShanahanProducer – Lady Gaga, ZeddRecorded By – Dave RussellRecorded By [Assistant] – Benjamin Rice*Written-By – Anton Zaslavski, Lady Gaga

Guitar – Pierre-Luc RiouxInstrumentation By, Programmed By – Giorgio Tuinfort, will.i.am*Mastered By – Gene GrimaldiMixed By – Daddy's GroovePiano – Giorgio TuinfortProducer – David Guetta, Giorgio Tuinfort, Lady Gaga, will.i.am*Recorded By – George Atkins, Giorgio TuinfortRecorded By [Assistant] – Sam BiggsRecorded By [Vocals] – will.i.am*Written-By – David Guetta, Giorgio Tuinfort, Lady Gaga, Paul "DJ White Shadow" Blair*, William Adams*

Drum Programming – Hugo LeclercqGuitar – Ricky TilloMastered By – Gene GrimaldiMixed By – Hugo Leclercq, Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer, Written-By – Hugo Leclercq, Lady GagaRecorded By – Benjamin Rice*, Dave RussellRecorded By [Assistant] – Andrew Robertson , Benjamin Rice*

Coordinator [Union Contract Administrator] – Ivy SkoffEdited By [Digital] – Jason LaderKeyboards – Adam MacDougall, Jason LaderMastered By – Gene GrimaldiMixed By – Manny MarroquinMixed By [Additional] – Andrew SchepsMixed By [Assistant] – Chris Galland, Delbert BowersPiano – Lady GagaProducer – Lady Gaga, Rick RubinRecorded By – Jason Lader, Ryan Hewitt, Sean OakleyRecorded By [Additional Recording By, Assisted By] – Steve FayeRecorded By [Additional Recording By] – Bill MalinaRecorded By [Assistant] – Dave "Squirrel" Covell*, Eric Lynn, Joshua SmithWritten-By – Dino Zisis, Lady Gaga, Nick Monson, Paul "DJ White Shadow" Blair*

Arranged By [Backing Vocals], Arranged By [Piano], Arranged By [Guitar] – Lady GagaBacking Vocals – Lyon Gray, Natalie Ganther, Nichole Ganther*Coordinator [Union Contract Administrator] – Ivy SkoffGuitar – Tim Stewart Mastered By – Gene GrimaldiMixed By – Hugo Leclercq, Manny MarroquinMixed By [Assistant] – Chris Galland, Delbert BowersProducer – Hugo Leclercq, Lady GagaRecorded By – Benjamin Rice*, Bill Malina, Dave RussellRecorded By [Additional Recording, Assisted By] – Andrew Robertson , Benjamin Rice*, Daniel Zaidenstadt, Steve FayeRecorded By [Additional Recording] – Bill Malina, Ghazi HouraniWritten-By – Hugo Leclercq, Lady Gaga, Nadir Khayat, Paul "DJ White Shadow" Blair*

Co-producer – Dino Zisis, Nick MonsonMastered By – Gene GrimaldiMixed By – Dave RussellMixed By [Additional Mixing, Assisted By] – Bill Malina, Ghazi HouraniMixed By [Additional Mixing] – Benjamin Rice*Producer – Lady Gaga, Paul "DJ White Shadow" Blair*Programmed By [Additional] – Rick PearlRecorded By – Dave RussellRecorded By [Assistant] – Andrew Robertson , Benjamin Rice*Written-By – Dino Zisis, Julien Arias, Lady Gaga, Martin Bresso, Nick Monson, Nicolas Mercier, Paul "DJ White Shadow" Blair*, William Grigahcine