Usher was criticised for using fake notes with his face on to tip dancers at a strip club in Las Vegas earlier this week, although the venue’s management has since denied the claim.A dancer from Sapphire Las Vegas Gentleman’s Club, ‘Pisces’, shared an image of three mock-up bills ($1, $20, $100) on a private Instagram Stories post, along with the question: “Ladies what would you do if you danced all night for Usher and he threw this??”The upload subsequently went viral after catching the