Demi Lovato new short interview video on The Mortal Instruments: City of Bones. Demi talks about what she wants fans to feel when they hear the ‘Heart By Heart’ playing from the series. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) 0 comment 0 Facebook Twitter Google + Pinterest previous post EXCLUSIVE: Demi Lovato 2011 ‘Glamour’ Mag 395 HQ Outtakes! next post E! News Reveals Demi’s Seating Arrangement at TCA! Leave a Comment Cancel Reply Notify me of follow-up comments by email. Notify me of new posts by email.