Mixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Programmed By – Axwell, KlahrProducer, Drums, Bass, Keyboards, Programmed By, Written-By – BloodpopProducer, Recorded By, Mixed By – Benjamin RiceWritten-By – Axel Hedfors, Johannes Klahr, Justin Tranter, Lady Gaga

Drums – John “JR” Robinson*Mixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Guitar, Percussion, Programmed By, Written-By – BloodpopProducer, Mixed By – Benjamin RiceProducer, Mixed By, Drums, Bass, Keyboards, Guitar, Percussion, Programmed By – TchamiProducer, Written-By – Max MartinWritten-By – Ely Rise, Lady Gaga, Léonard Bresso, Martin Joseph

Mixed By – Tom Norris (2)Percussion – Leddie Garcia*Producer – TchamiProducer, Drums, Bass, Keyboards, Guitar, Written-By – Matthew Burns (2)Producer, Written-By – BloodpopRecorded By, Mixed By – Benjamin RiceSaxophone – Rachel MazerWritten-By – Ariana Grande, Lady Gaga, Léonard Bresso, Martin Joseph, Nija Charles, Rami Yacoub

Mixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Guitar, Percussion, Written-By – Bloodpop, Johannes KlahrProducer, Drums, Bass, Keyboards, Percussion, Guitar – AxwellRecorded By, Mixed By – Benjamin RiceWritten-By – Axel Hedfors, Lady Gaga

Mixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Guitar, Percussion, Written-By – Bloodpop, Matthew Burns (2)Recorded By, Mixed By – Benjamin RiceWritten-By – Lady Gaga, Rami Yacoub

Bass – Ian WalkerCello – Giovanna Clayton*, Tim Loo*, Vanessa Freebairn-SmithContractor – Gina Zimmitti, Whitney MartinEngineer, Mixed By – Mike SchuppanFrench Horn – Allen Fogle, Dylan Hart, Katie Faraudo*, Laura Brenes, Mark Adams (10), Teag ReavesOrchestrated By, Conductor – Amie DohertyProducer, Written-By – Lady Gaga, Morgan KibbyTrombone – Nick Daley, Reggie Young (2), Steve Holtman*Viola – Andrew Duckles, Erik Rynearson, Linnea Powell, Meredith CrawfordViolin – Alyssa Park, Charlie Bisharat, Jessica Guideri*, Luanne Homzy, Lucia Micarelli, Marisa Kuney, Neel Hammond, Shalini Vijayan, Songa Lee

Mixed By – Tom Norris (2)Producer, Drums, Bass, Guitar, Keyboards, Percussion, Written-By – MadeonProducer, Drums, Guitar, Bass, Keyboards, Percussion – BloodpopRecorded By, Mixed By – Benjamin RiceWritten-By – Justin Tranter, Lady Gaga

Guitar, Percussion – MadeonMixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Guitar, Percussion, Written-By – BloodpopProducer, Drums, Bass, Keyboards, Written-By – SkrillexRecorded By, Mixed By – Benjamin RiceWritten-By – Lady Gaga, Rami Yacoub

Backing Vocals, Written-By – Madison Emiko Love*Mixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Percussion, Written-By – Bloodpop, Matthew Burns (2)Recorded By, Mixed By – Benjamin RiceWritten-By – Lady Gaga, Rami Yacoub

Mixed By – Tom Norris (2)Percussion – Leddie Garcia*Producer, Drums, Bass, Keyboards, Guitar, Written-By – Matthew Burns (2)Producer, Written-By – BloodpopRecorded By, Mixed By – Benjamin RiceSaxophone – Rachel MazerWritten-By – Lady Gaga

Mixed By – Tom Norris (2)Producer, Drums, Bass, Keyboards, Percussion, Written-By – Matthew Burns (2)Recorded By, Mixed By – Benjamin RiceWritten-By – Bloodpop, Lady Gaga

Bass – Ian WalkerCello – Giovanna Clayton*, Tim Loo*, Vanessa Freebairn-SmithContractor – Gina Zimmitti, Whitney MartinEngineer, Mixed By – Mike SchuppanFrench Horn – Allen Fogle, Dylan Hart, Katie Karaudo*, Laura Brenes, Mark Adams (10), Teag ReavesOrchestrated By, Conductor – Amie DohertyProducer, Written-By – Lady Gaga, Morgan KibbyTrombone – Nick Daley, Reggie Young (2), Steve Holtman*Viola – Andrew Duckles, Erik Rynearson, Linnea Powell, Meredith CrawfordViolin – Alyssa Park, Charlie Bisharat, Jessica Guideri*, Luanne Homzy, Lucia Micarelli, Marisa Kuney, Neel Hammond, Shalini Vijayan, Songa Lee

Mixed By – Tom Norris (2)Producer – LIOHNProducer, Drums, Bass, Keyboards, Guitar, Percussion, Written-By – Axwell, Bloodpop, KlahrProducer, Keyboards, Guitar, Percussion – Burns (4)Producer, Written-By – Rami Yacoub, Sebastian IngrossoRecorded By, Mixed By, Written-By – Benjamin RiceWritten-By – Elton John, Lady Gaga, Richard Zastenker, Ryan Tedder

Drums – John “JR” Robinson*Producer – Max MartinProducer, Drums, Bass, Keyboards, Guitar, Percussion, Programmed By, Written-By – BloodpopProducer, Mixed By, Drums, Bass, Keyboards, Guitar, Percussion, Programmed By – TchamiProducer, Recorded By, Mixed By – Benjamin RiceWritten-By – Lady Gaga, Léonard Bresso, Martin Joseph, Rami Yacoub

Backing Vocals – Adryon De Leon, Daniel Joshua*, India Carney, Jantre Christian, Jyvonne Haskin, Laurhan Beato, Matt Bloyd, Ronnie OHannon*, Shameka Dwight, Tia Simmone*, Vanessa Bryan (2), William WashingtonMixed By – Tom Norris (2)Producer – TchamiProducer, Drums, Bass, Keyboards, Percussion, Written-By – Bloodpop, Burns (4)Recorded By, Mixed By – Benjamin RiceSaxophone – Rachel MazerWritten-By – Lady Gaga