Black Widow (Iggy Azalea song) Horse". A writer for MuchMusic felt "Black Widow" was "a killer collaboration", in the same vein as Azalea's fourth single "Fancy" which featured Charli XCX. MTV Buzzworthy's Nedeska Alexis placed the song in her list of the 4 Songs You Have To Hear from the album, and said Perry "worked her magic on the track." Lucy O'Brien of "The Quietus" called the track a "call-and-response anthem." "Marie Claire" journalist Lauren Valenti deemed the song "deliciously wicked" and "nothing short of brilliant", and commended Ora's vocal delivery on the track's hook. A writer for Rap-Up called Azalea and Ora "a deadly
Impossible Is Nothing (Iggy Azalea song) by The Invisible Men and The Arcade, while the "Proust" recreation was produced by Richard Adlam and Hol Ritson. Azalea recorded her vocals at Grove Studios in London, and Conway Studios in Los Angeles where the mixing process was completed by Anthony Kilhoffer—with the assistance of Kyle Ross—at The Mix Spot. The song's title was first revealed by Azalea on 8 August 2013 on Instagram in an image of the album's tentative track listing. On 24 February 2014, Azalea announced the song as a promotional single that would serve as an "instant grat" digital download from the iTunes Store pre-order