Introducing Bonnie McKee!

You might have heard her name before - the singer/songwriter has written songs for the likes of Katy Perry, Britney Spears, Ke$ha & more, but now she's stepping out on her own (with the help of some VERY famous friends)! Bonnie's video has gone viral, racking up over 700k views in just over a week.

Check out her song "American Girl" below!

Bonnie stopped by KIIS FM in LA to perform her new song and a medley of hits. Check out her medley: