Ariana Grande - lead vocals, background vocals
Macy Gray - featured artist, background vocals
Future - featured artist, background vocals
Lil Wayne - featured artist
Nicki Minaj - featured artist
Max Martin - background vocals
Ilya Salmanzadeh - background vocals
Savan Kotecha - background vocals
Johan Carlsson - background vocals
Victoria McCants - background vocals
Chloe Angelides - background vocals
Ross Golan - background vocals
Alexander Kronlund - background vocals
Joi Gilliam - background vocals
Taura Stinson - background vocals
Chonita Gillespie - background vocals
Tommy Parker - background vocals
Daye Jack - background vocals
Sam Holland - background vocals (additional)
Jenny Schwartz - background vocals (additional)
Noah "Mailbox" Passovoy - background vocals (additional)
Silke Lorenzen - background vocals (additional)
Jeremy Lertola - background vocals (additional)
Patrick Donovan - background vocals (additional)