It's a thing from 2012 is what it is. Way before anything that resembled a hit single. But it's amazing and it is awesome and this song is what paved the way for the Iggy Iggs we all know and love today.
(Update: 8 June 2021): In tribute to the greatness that is this blog, I thought I'd give you guys a treat - Iggy Azalea performing this song, live in 2016. Even after she was a big hit maker, she never forgot where it all began.