Britney Spears and Iggy Azalea's New Single, 'Pretty Girls,' Is Out

— -- "Pretty Girls is out!!! #PrettyGirlsOniTunesAtMidnight," Iggy Azalea wrote early this morning on Twitter.

The announcement and posting of the video came a few days after it was leaked. This is the official release.

"To be honest im just over here acting like a total fan girl for britneys vocals on this song. cant. stop. listening. so classically britney," Azalea added.

Azalea tweeted earlier this weekend, "I'm really really happy to see so many people loving it but i also just want to clarify its not an "early" release its a leak and if you can ... we would really appreciate everyone holding out until monday to share links etc if possible (i know its hard, I'm excited too!)"

Spears also tweeted.