Electric Guitar, Acoustic Guitar, Bass Guitar, Synth, Programmed By – Samuel DixonEngineer [Assistant Engineer] – Henrique AndradeMixed By – Erik MadridMixed By [Mix Assisted By] – Vincent VuProducer – The High StreetProducer [CRJ Vocals], Recorded By [CRJ Vocals] – Josh GudwinSynth, Percussion, Drums, Programmed By – Emre RamazanogluWritten-By – Carly Rae Jepsen, Emre Ramazanoglu, Samuel Dixon, Sia Furler, The Trinity

Mixed By – Erik MadridMixed By [Mix Assisted By] – Vincent VuProducer – Mattman & RobinProgrammed By, Vocoder, Bass, Drums, Backing Vocals, Synth, Percussion – Mattman & RobinRecorded By [Additional Vocals Recorded By] – Noah PassovoyWritten-By – Carly Rae Jepsen, Mattias Larsson , Robin Fredriksson, Tavish Crowe

Bass – Ethan FarmerEngineer – Ariel Rechtshaid, Chris KasychEngineer [Additional Engineering] – Laura SiskEngineer [Assistant Engineer] – John DeBoldKeyboards – Tommy King Mixed By – Manny MarroquinMixed By [Assisted By] – Chris Galland, Ike SchultzProducer – Ariel RechtshaidProducer [Additional Production] – Daniel NigroProgrammed By, Guitar – Daniel NigroProgrammed By, Keyboards, Synthesizer, Drum Programming – Ariel RechtshaidWritten-By – Ariel Rechtshaid, Carly Rae Jepsen, Daniel Nigro, Nate Campany, Tavish Crowe

Backing Vocals – Missy ModellEngineer – Jeff Halatrax, Peter SvenssonEngineer [Assistant Engineers] – Eric Eylands, Jaime Velez, Juan Carlos TorradoEngineer [Engineer For Mix] – John HanesGuitar – Peter SvenssonMixed By – Serban GheneaProducer – Jeff Halatrax, Peter SvenssonProgrammed By, Drums, Synth, Keyboards, Bass – Jeff Halatrax, Peter SvenssonSynthesizer [Solina] – Peter Carlsson Written-By – Carly Rae Jepsen, J. Kash (Jacob Kasher Hindlin), Peter Svensson

Engineer [Engineer For Mix] – John HanesInstruments [All Instruments], Programmed By – Ben Romans, CJ BaranMixed By – Serban GheneaProducer – Ben Romans, CJ BaranWritten-By – Ben Romans, Carly Rae Jepsen, Christopher J Baran, Nate Campany

Instruments [All Instruments], Programmed By – Ben Romans, CJ BaranMixed By – Robert OrtonProducer – Ben Romans, CJ BaranWritten-By – Ben Romans, Carly Rae Jepsen, Christopher J Baran

Drums, Synth, Programmed By – Greg WellsMixed By – Erik MadridMixed By [Mix Assisted By] – Vincent VuProducer – Greg WellsWritten-By – Carly Rae Jepsen, E. Kidd Bogart, Greg Wells

Backing Vocals – Carly Rae Jepsen, Jakob Jerlström, Ludvig Söderberg, Mattman & Robin, Noonie Bao, Oscar Görres, Oscar Holter, Sibel RedzepEngineer [Engineer For Mix] – John HanesGuitar – Mattman & RobinMixed By – Serban GheneaProducer – Mattman & Robin, Shellback Programmed By, Bass, Drums, Percussion – Mattman & RobinSaxophone – Wojtek GoralWritten-By – Carly Rae Jepsen, Jonnali Parmenius, Mattias Larsson , Oscar Holter, Robin Fredriksson, Shellback

Bass – Zachary GrayDrum Programming – Ajay BhattacharyyaEngineer [Assistant Engineers] – Martin Cooke , Nicolas FournierMixed By – Rich CosteyMixed By [Mix Assistant] – Mario BorgattaProducer – Stint, Zachary GrayRecorded By – Ajay Bhattacharyya, Zachary GraySynth – Ajay Bhattacharyya, Zachary GrayWritten-By – Ajay Bhattacharyya, Carly Rae Jepsen, Zachary Gray

Backing Vocals – Katerina LoulesEngineer – Lukas LoulesEngineer [Assistant Engineers] – Kyle Gaffney, Matt SchaefferInstruments [All Instruments] – Lukas Loules, Wouter JanssenMixed By – LULOUProducer – LULOU, Wouter JanssenWritten-By – Carly Rae Jepsen, Joe Cruz, Lukas Loules, Tino Zolfo, Wouter Janssen

Bass, Drums, Guitar, Keyboards – Greg KurstinEngineer – Alex Pasco, Greg Kurstin, Julian BurgMixed By – Manny MarroquinMixed By [Assisted By] – Chris Galland, Ike SchultzProducer – Greg KurstinWritten-By – Carly Rae Jepsen, Greg Kurstin, Sia Furler, Tavish Crowe

Backing Vocals – Marlene StrandBass – Rami YacoubEngineer [Engineer For Mix] – John HanesGuitar – Carl Falk Instruments, Programmed By – Carl Falk , RamiMixed By – Serban GheneaProducer – Carl Falk , RamiWritten-By – Carl Falk , Carly Rae Jepsen, Rami Yacoub, Tavish Crowe, Wayne Hector

Bass – Ethan FarmerEngineer [Assistant Engineers] – John DeBold, Micky EvelynGuitar, Programmed By – Devonté HynesKeyboards, Piano – Tommy King Mixed By – Robert OrtonProducer – Ariel Rechtshaid, Devonté HynesProgrammed By, Synth, Percussion – Ariel RechtshaidRecorded By – Ariel Rechtshaid, Mikaelin 'Blue' Bluespruce, Wesley SeidmanSynthesizer – Roger Manning, JrWritten-By – Ariel Rechtshaid, Carly Rae Jepsen, Devonté Hynes

Engineer – Randy Urbanski, Scott Moore Engineer [Engineer For Mix] – John HanesMixed By – Serban GheneaProducer – Mattman & RobinProgrammed By, Bass, Drums, Backing Vocals, Guitar, Percussion – Mattman & RobinViolin – Svante HalldinWritten-By – Carly Rae Jepsen, Mattias Larsson , Robin Fredriksson

Drum Programming, Programmed By [Synth Programming], Keyboards, Piano – Rostam BatmanglijEngineer – Chris Kasych, Rostam Batmanglij, Shane StonebackMixed By – Robert OrtonProducer – Rostam BatmanglijWritten-By – Carly Rae Jepsen, Joe Cruz, Rostam Batmanglij, Tino Zolfo