It's been a rough couple of months for Iggy Azalea. Her 2014 debut, The New Classic, spawned hits its "Fancy" and "Black Widow" (featuring Charli XCX and Rita Ora, respectively) and earned her widespread notoriety and a laundry list of awards show nominations. Since then, however, it's been largely downhill. From spat after spat with other artists--namely Azealia Banks, who took issues with what she considers Iggy's cultural appropriation--to a tour that was pushed back, then cancelled, very little has gone as planned for the maligned Australian rapper. (Iggy has cited a "creative change of heart" in canceling what would have been her first headlining jaunt; observers have speculated that it got the axe due to flagging ticket sales.) Even her engagement to Los Angeles Lakers guard Nick Young has been marred by rumors of cheating and by Young's apparent lack of knowledge of his bride-to-be's music. Now, Iggy says her high-profile collaboration with Britney Spears, "Pretty Girls," has been poorly promoted, which would account for its stagnant chart performance.

Earth Girls Are Easy and a campaign that put the song in specially-chosen Uber SUVs in Los Angeles. Azalea has told her fans that she's in the studio working on her sophomore album, though she has said that she recently

Britney Spears saw the shade and quickly responded with a swift and powerful smack down.