Demi Lovato Performs "Heart Attack" On Jimmy Kimmel Live

Demi Lovato took to the stage on Jimmy Kimmel Live last night (April 1st) to perform her stunning new single, "Heart Attack".

You can watch her performance from the show by clicking read more.

The track is taken from Demi's long-awaited new album, Demi, which will be released on May 14th. Pre-order your copy today via iTunes.