The Hero hitmaker separated from her husband Nick Cannon last year (14), and she is due to begin a residency next month (May15) at Caesars Palace in Las Vegas, where Goss also regularly performs.

The British singer admits he is hoping for a chance meeting with Carey so he can ask her for a date, telling the U.K.'s Seven Days magazine, "I'm single right now and so is Mariah and people keep asking me, 'You and Mariah?' but what can I say? Hey, if Mariah and me bump into each other in the lift I'm definitely going to ask her for a nightcap."