A stone with 75 million YouTube views, but still. In a recent Q+A on Twitter, Azalea blamed the song's poor performance on the lack of TV performances and other promotion from Britney's camp.

'It's difficult to send a song up the charts without additional promo and TV performances," she wrote in response to a fan's question. 'I would have enjoyed performing it a lot, I think it got off to a powerful start. But you need content to compete in 2015."