It looks like collaboration queens Britney Spears and Iggy Azalea are finally joining forces!
What do you do after you've worked with Madonna, Rihanna, Charli XCX, Rita Ora, Rihanna, Nicki Minaj and Kesha? Work together, of course!
What do you do after you've worked with Madonna, Rihanna, Charli XCX, Rita Ora, Rihanna, Nicki Minaj and Kesha? Work together, of course!