Rexha released her first extended play, I Don't Wanna Grow Up, in 2015. It had some success with the song "I'm Gonna Show You Crazy".
Rexha released two more extended plays, All Your Fault: Pt. 1 and All Your Fault: Pt. 2. Those had some success with the songs "I Got You" and "The Way I Are (Dance with Somebody)". She also had success with songs, including "Me, Myself & I" with G-Easy, "In the Name of Love" with Martin Garrix and "Meant to Be" with Florida Georgia Line. The latter song went to number two on the U.S.Billboard Hot 100.