As if Demi Lovato and Taylor Swift weren't awesome enough when blasting their amazing lady vocals on their own, just imagine what happens when they join together to make sweet, musical magic. Actually scratch that, don't ...
via http://www.sugarscape.com/main-topics/music/859706/demi-lovato-and-taylor-swift-face-awesome-heart-attack-and-i-knew-you-were-
