The single, which features guest appearances by M.I.A. and Nicki Minaj, will appear on Madonna's forthcoming album M.D.N.A.
David Furnish lashes out at pop star's Golden Globe win
Pop icon also praises Lady Gaga on British talk show
[Three and a half stars] Warner Bros Directed by Nathan Rissman
Material Girl's tour also sees a duet with Britney's ex