Shawn Mendes and Tainy wrote the song with:
London-based singer-songwriter Andrew Jackson (Sean Paul featuring Dua Lipa's "No Lie
," James Arthur's "Train Wreck
LA-based songwriter Greg "ALDAE" Heinn (Demi Lovato featuring Marshmello's "OK Not To Be OK
," Justin Bieber's "Unstable
Long Island-based musicians and songwriters Ido Zmishlany
and Scott Harris. They co-penned five tracks on Mendes' debut album, including "Life of the Party
,' "Something Big
," and "I Know What You Did Last Summer
." This is Zmishlany's first contribution to a Mendes track since he worked on two songs on Mendez' 2016 Illuminate
album. Harrishas continued to be a regular songwriting partner for the Canadian singer.
Ivanni Rodríguez, Alejandro Borrero, Randy Class, and Sarah Solovay also contributed to the writing of the song.