Arranged By [Vocal Arrangement] – Lady Gaga, RedOneBacking Vocals – Lady Gaga, RedOneCo-producer – Lady GagaEdited By [Vocal Editing] – Johnny Severin, RedOneEngineer – Dave Russel, Eelco Bakker, RedOneInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Mark "Spike" StentMixed By [Assisted By] – Matty Green Producer – RedOneRecorded By – RedOneWritten-By – Lady Gaga, RedOne

Engineer [Recording & Tracking] – Christian Delano, Dan Parry, Jonas WetlingInstrumentation By [Additional Instrumentation By], Arranged By, Co-producer – Lady GagaInstrumentation By, Programmed By, Arranged By – Fernando GaribayMixed By – Robert OrtonProducer – Fernando GaribayWritten-By – Fernando Garibay, Lady Gaga

Engineer – Tony UgvalMixed By – Robert OrtonProducer – Martin KierszenbaumWritten-By – Lady Gaga, Martin Kierszenbaum

Arranged By [Vocal Arrangement] – Lady Gaga, RedOneBacking Vocals – Lady Gaga, RedOneEdited By [Vocal Editing] – Johnny Severin, RedOneEngineer – Dave Russel, Johnny Severin, RedOneInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – Lady Gaga, RedOne, Space CowboyMixed By – Robert OrtonProducer – Lady Gaga, RedOne, Space CowboyRecorded By – RedOneWritten-By – Lady Gaga, RedOne, Space Cowboy

Co-producer [Additional] – Lady GagaMixed By – Robert OrtonPiano, Synth – Lady GagaProducer – Rob FusariProducer [Additional Production] – Lady GagaProgrammed By [Additional Programming] – Calvin "Sci-Fidelity" GainesWritten-By – Lady Gaga, Rob Fusari

Backing Vocals – Stacy Dulan, TeyonieCo-producer – Lady GagaEngineer [Tracking Engineer] – Dave RussellGuitar – Eric JacksonMixed By – Dave Russell, Teddy RileyMixed By [Assistant] – Mike DalyMusician – Regiment HornsProducer – Teddy RileyWritten-By – Lady Gaga, Taja Riley

Backing Vocals – Lady Gaga, RedOneInstruments [All Instruments Played And Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By, Engineer – RedOneWritten-By – Lady Gaga, RedOne

Bass – Calvin "Sci-Fidelity" GainesDrums – Dave MurgaGuitar – Tom KafafianMixed By – Robert OrtonPiano, Synth – Lady GagaProducer – Rob FusariProgrammed By [Additional Programming] – Calvin "Sci-Fidelity" GainesWritten-By – Lady Gaga, Rob Fusari

Bass – Victor BaileyCo-producer [Additional] – Lady GagaDrums – Joe TominoGuitar – Tom KafafianMixed By – Robert OrtonPiano, Synth – Lady GagaProducer – Rob FusariProgrammed By [Additional Programming] – Calvin "Sci-Fidelity" GainesWritten-By – Lady Gaga, Rob Fusari

Backing Vocals – Lady GagaInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By, Engineer – RedOneWritten-By – Lady Gaga, RedOne

Backing Vocals – Lady Gaga, RedOneInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By, Engineer – RedOneWritten-By – Bilal Hajji, Lady Gaga, RedOne

Engineer – Tony UgvalMixed By – Robert OrtonProducer – Martin KierszenbaumWritten-By – Lady Gaga, Martin Kierszenbaum

Arranged By [Vocal Arrangement] – Lady Gaga, RedOneBacking Vocals – Lady Gaga, RedOneCo-producer – Lady GagaEdited By [Vocal Editing] – Johnny Severin, RedOneEngineer – Eelco Bakker, RedOneInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By – RedOneWritten-By – Lady Gaga, RedOne

Arranged By [Vocal Arrangement] – Lady Gaga, RedOneBacking Vocals – Lady Gaga, RedOne, Space CowboyCo-producer – Lady GagaEdited By [Vocal Editing] – Johnny Severin, RedOneEngineer – Dave Russel, Johnny Severin, RedOneInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By – RedOne, Space CowboyWritten-By – Lady Gaga, RedOne, Space Cowboy

Backing Vocals – Akon, Colby O'Donis, Lady Gaga, RedOneEngineer – Dave RusselInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By – RedOneVocals, Featuring – Colby O'DonisWritten-By – Aliaune Thiam, Lady Gaga, RedOne

Backing Vocals – Lady Gaga, RedOneInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By, Engineer – RedOneWritten-By – Lady Gaga, RedOne

Arranged By – Brian And JoshMixed By – Robert OrtonProducer – Brian & JoshWritten-By – Brian Kierulf, Josh Schwartz, Lady Gaga

Engineer – 4Mil, Tony UgvalFeaturing – Flo Rida, Space CowboyMixed By – Robert OrtonProducer – Martin Kierszenbaum, Space CowboyRap – Flo RidaWritten-By – Lady Gaga, Martin Kierszenbaum, Nick Dresti, Tramar Dillard

Bass – Calvin "Sci-Fidelity" GainesDrums – John HummellGuitar – Tom KafafianMixed By – Earl Cohen, Rob FusariPiano – Lady GagaProducer – Rob FusariWritten-By – Lady Gaga, Rob Fusari

Co-producer – Lady GagaEffects [Special Effects] – Mike "Handz" DonaldsonFeaturing – Beyoncé, BeyoncéMastered By [Aftermastered] – MystudioMixed By – Mark "Spike" Stent, Rodney JerkinsMixed By [Assisted By] – Matty Green Music By [All Music] – Rodney "Darkchild" JerkinsProducer – Rodney "Darkchild" JerkinsRecorded By – Paul FoleyRecorded By [Additional Vocal Production] – Mike "Handz" DonaldsonRecorded By [Beyoncé's Vocals Assisted By] – Takayuki MatsushimaRecorded By [Beyoncé's Vocals] – Hisashi MizoguchiRecorded By [Vocals By Lady Gaga] – Mike "Handz" DonaldsonVocals – Lady GagaWritten-By – Beyoncé, Lady Gaga, Lashawn Daniels, Lazonate Franklin, R. Jerkins

Bass – Cal "Sci Fidelity" GainesGuitar – Tom KafafianMixed By – Robert OrtonPiano – Lady GagaProducer – Rob FusariWritten-By – Lady Gaga, Rob Fusari, Tom Kafafian

Backing Vocals – Lady Gaga, RedOneEngineer – Dave RusselInstruments [All Instruments Played By], Programmed By [All Instrumental Programmed By] – RedOneMixed By – Robert OrtonProducer – RedOneRecorded By – RedOneWritten-By – Lady Gaga, RedOne

Engineer – Tony UgvalMixed By – Robert OrtonProducer – Martin KierszenbaumWritten-By – Lady Gaga, Martin Kierszenbaum

Arranged By, Conductor – Ron FairBass – Tal HerzbergCo-producer – Lady Gaga, Tal HerzbergDrums – Abraham Laboriel Jr.Engineer – Frank Wolff, Tal HerzbergEngineer [Assistant Engineer] – Joe Cory, Ryan Kennedy, Tal OzGuitar [All Guitars] – John GouxMixed By – Jack Joseph PuigProducer – Ron FairVocals [All Vocals], Piano – Lady GagaWritten-By – Lady Gaga