Our New Favorite Song Is Jessie J, Ariana Grande & Nicki Minaj's 'Bang Bang'

Jessie J debuted "Bang Bang," the first single from her new album, out this fall, with quite a helping hand from collaborators Ariana Grande and Nicki Minaj. Produced by Max Martin, Savan Kotecha and Ilya, who also worked on Grande's "Problem," "Bang Bang" leaked on Monday , before its official release.

Now available on iTunes , the song will also appear on the deluxe edition of Grande's "My Everything," out Aug. 25.