In Australia, due to strong digital sales during the debut week of The New Classic, "Black Widow" debuted at number eighty six on the Australian Singles Chart on 5 May 2014 [REF].
With "Black Widow," Azalea also became just the fourth artist in the Mainstream Top 40 chart history to send her first three chart entries to No. 1, after Lady Gaga, Avril Lavigne and Ace of Base.