Watch the Devastating 'Kurt Cobain: Montage of Heck' Trailer

The critically acclaimed Kurt Cobain documentary Montage of Heck doesn’t premiere on television until May 4th, but HBO has unveiled a devastating two-and-a-half-minute trailer packed with snippets of never-before-seen home movies and family photos. The sneak peak also shows how Montage of Heck will seamlessly integrate animation into the story of the Nirvana frontman, much…