Drums – Josh FreeseEngineer [Drums] – Ghian WrightEngineer, Producer – Ted Bruner, Trey VittetoeInstruments [All] – Trey VittetoeMixed By – Clif NorrellWritten-By – Gina Schock, Ted Bruner, Trey Vittetoe

Bass, Guitar, Keyboards, Producer, Programmed By, Recorded By – John FieldsDrums – Dorian Crozier, John FieldsLead Vocals – Selena GomezMixed By – John Fields, Paul David HagerVocals – Bleu Written-By – John Fields, Selena Gomez, William James MacAuley III*

Drums – Josh FreeseEngineer [Drums] – Ghian WrightEngineer, Producer – Ted Bruner, Trey VittetoeInstruments [All] – Trey VittetoeMixed By – Clif NorrellWritten-By – Gina Schock, Ted Bruner, Trey Vittetoe

Backing Vocals – Lindy RobbinsBass, Guitar – Isaac HassonDrums, Engineer [Assistant] – Dorian CrozierEngineer, Producer – SuperSpy Keyboards, Programmed By – Isaac Hasson, Mher FilianMixed By – Clif NorrellWritten-By – Isaac Hasson, Lindy Robbins, Mher Filian

Drums – Josh FreeseEngineer [Drums] – Ghian WrightEngineer, Producer – Ted Bruner, Trey VittetoeInstruments [All] – Trey VittetoeMixed By – Clif NorrellWritten-By – Gina Schock, Ted Bruner, Trey Vittetoe

Backing Vocals [Additional] – Brooke AdamsBacking Vocals, Lead Vocals – Selena GomezCo-producer – Devrim Karaoglu*Engineer – Nigel Lundemo, Steve HammonsEngineer [2nd] – Adam ComstockGuitar – Jimmy MesserMixed By – Paul Palmer, Tim JamesProducer – Rock MafiaWritten-By – Antonina Armato, Devrim Karaoglu*, Tim James

Backing Vocals – Katia ZuccarelliBass, Guitar – Fred St-GelaisEngineer [Additional], Recorded By [Additional] – Chris Anderson , Fred St-GelaisEngineer, Instruments [All Other], Producer, Programmed By, Recorded By – Rob WellsGuitar [Additional] – Greg JohnstonMixed By – Chris Anderson Written-By – Rob Wells, Shelly Peiken

Backing Vocals – Lindy RobbinsBass, Guitar – Isaac HassonEngineer, Producer – SuperSpy Keyboards, Programmed By – Isaac Hasson, Mher FilianMixed By – Clif NorrellWritten-By – Isaac Hasson, Lindy Robbins, Mher Filian

Backing Vocals – Fefe DobsonBass, Drums, Guitar, Mixed By, Producer, Synth – Greg WellsLead Vocals – Selena GomezRecorded By – Luke TozourWritten-By – Fefe Dobson, Greg Wells, Shelly Peiken

Arranged By, Instruments, Mixed By, Producer, Programmed By – Toby GadBacking Vocals, Lead Vocals – Selena GomezWritten-By – Lindy Robbins, Toby Gad

Backing Vocals – Gina SchockDrums – Josh FreeseEngineer [Drums] – Ghian WrightEngineer, Producer – Ted Bruner, Trey VittetoeInstruments [All] – Trey VittetoeMixed By – Clif NorrellWritten-By – Gina Schock, Ted Bruner, Trey Vittetoe

Backing Vocals – Julia Harriman, Selena GomezInstruments [All], Mixed By, Producer, Recorded By – Matthew WilderLead Vocals – Selena GomezWritten-By – Matthew Wilder, Tamara Dunn

Backing Vocals [Additional] – Char LiceraBacking Vocals, Lead Vocals – Selena GomezBass – Sean HurleyCo-producer – Devrim Karaoglu*Engineer – Nigel Lundemo, Steve HammonsEngineer [2nd] – Adam ComstockGuitar – Tim PierceMixed By – Paul Palmer, Tim JamesProducer – Rock MafiaWritten-By – Antonina Armato, Michael Nielsen, Ralph Churchwell