performed a special "Bennie and the Jets" duet at Elton's AIDS Foundation Oscars preparty - when the "Future Nostalgia" star headlined the event in April - they're teaming up again, this time on a new track. "Cold Heart" is a remix collaboration with Australian dance music trio PNAU, who worked with John on the 2012 album Good Morning to the Night, which featured new songs created by mixing samples of some of his earlier music.