"Pretty Girl Rock" is a mid-tempo R&B song that features a slinky piano and bouncy R&B beats.
In the United States, "Pretty Girl Rock" peaked at number 24 on the Billboard Hot 100 chart.
The track peaked at number four on the Hot R&B/Hip-Hop Songs chart.
The song was certified platinum by the Recording Industry Association of America (RIAA), for selling over 1,000,000 digital copies.
The song reached the top 20 in Germany and New Zealand, and the top 30 in Austria and Slovakia.