VIDEO : Demi Lovato's Says 'Hello' With Her Live Cover of Adele's New Song

It's probably quite a daunting task to attempt a cover of Adele's "Hello". Over the last few the weeks the song has had an absolutely massive reception and produced no shortage of memorable covers ? from an emotive sign language version to this stunning cover by a high school student from South Korea. Even David Attenborough has got in on the action. But now it's Demi Lovato's turn and, predictably, she doesn't disappoint