Credits are adapted from the
liner notes of
Treat Myself.
Recording locations • Recorded and engineered at Mike Sabath Home Studio (1 and 15), The Train Station (2–4, 6–8, 12 and 15),
EastWest Studios (
Hollywood) (5 and 10–14), Dan Gleyzer Home Studio (6), Brickboi Studios (
Los Angeles) (7), Black Star Studio (9), The Cave (
Nashville, Tennessee) (12–13) and Some Random Studio (15) • Mixed at MixStar Studios (
Virginia Beach, Virginia) (1, 3, 5 and 9–15), Jon Castelli Studio (2 and 6–8) and Mike Sabath Home Studio (4) • Mastered at Sterling Sound (
New York City) (1 and 3–15) and Becker Mastering (2) • Management – Jeffrey Azoff, Tommy Bruce and Sali Kharazi, Full Stop Management • Legal – Aaron Rosenberg, Josh Karp and Haley Golding, Myman Greenspan
Personnel • Meghan Trainor – lead vocals, background vocals, executive producer, claps, synthesizer (1 and 13), ukulele (13) •
Mike Sabath – featured vocals, production, background vocals, recording, engineering, mixing, bass (1, 4 and 15), drums (1 and 3–4), synthesizer (1 and 3), mellotron (4), piano (4 and 15), guitar (15) •
Ojivolta – production, engineering, programming, recording •
King Henry – production, recording, guitar (5) • Dan Gleyzer – production, recording, engineering • Zach Skelton – production, engineering •
Sigala – production, recording •
Tyler Johnson – production, drum programming, background vocals, recording, claps, keyboards (12–13), piano (12–13), synthesizer (13) • Andrew Wells – production, drum programming, recording, engineering, guitar (11 and 14), bass (11 and 14), synthesizer (11 and 14) •
Whethan – production, drum programming, engineering, synthesizer (11) • Jon Castelli – production, mixing, drum programming • Some Randoms – production, programming, recording, instrumentation, keyboards (15) •
Nicki Minaj – featured vocals, background vocals •
Lennon Stella – featured vocals •
Sasha Sloan – featured vocals •
Nicole Scherzinger – featured vocals, background vocals •
AJ Mitchell – featured vocals • Camila Viola – background vocals •
Daryl Sabara – background vocals, claps • Jordan Federman – background vocals, claps, tambourine (3) • Ryan Trainor – background vocals, scream, claps • Mark Williams – background vocals • Justin Trainor – background vocals, engineering, recording, vocal production •
Eddie Benjamin – background vocals, bass (3), synthesizer (3), guitar (8), bass (8) • Tristan Hurd – background vocals, trumpet (3) • Theodore (Caye) Tittman – background vocals •
Frances – background vocals • Peter Aiden Miller – background vocals •
Josh Kear – background vocals • Kelli Trainor – background vocals • Sam Berger – background vocals • Christopher Lynch – background vocals • Gary Trainor – background vocals •
Jacob Kasher Hindlin – background vocals • Aubry "Big Juice" Delaine – recording • Matt Wallach – engineering, background vocals • Mark Parfitt – engineering • Bo Bodnar – engineering, background vocals • Brendan Dekora – engineering • Danny Klein – engineering • Matt Campfield – engineering • Jonas Jalhay – programming, recording, guitar (14) • Maurice Ellis – bass (11) • Anders Mouridsen – electric guitar (11), piano (12), keyboards (12), guitar (12) • Drew Taubenfeld – guitar (11) • Ron Schaer – trumpet (11) • Dan Higgins – saxophone (11) •
The Vultures – string arrangement, sound design • Nick Lobel – drum programming, engineering • Tommy Bruce – claps • Nathaniel Cochrane – claps •
Serban Ghenea – mixing • John Hanes – mixing • Ingmar Carlson – mixing •
Randy Merrill – mastering • Dale Becker – mastering • Charm Ladonna – creative director • Gavin Taylor – album cover design • Hanna Hillier – photography • Hayley Atkin – styling • Dimitris Giannetos – hair • Alison Christian – makeup ==Charts==