The lead single from Aaliyah’s 2nd studio album One In a Million, “If your girl only knew” was released in 1996 and became Aaliyah’s 3rd single to reach top 20 on Billboard’s Hot 100.

Notably, “If Your Girl Only Knew” was one of the earliest songs that showcased the production talent of Timbaland.

– Wiki

It was also the first song that really showcased Missy Elliott’s songwriting skills. While being responsible for writing the lyrics, Missy also provided the background vocals while Timbaland did the ad-libs throughout the track.