Montage Of Heck is executive produced by Frances Bean Cobain, Kurt’s daughter, as a forthcoming HBO documentary. We already know that it’ll feature an unreleased Beatles cover but it turns out that it’s not the only unreleased piece of Cobain’s music that will appear in the movie. Montage Of Heck director Brett Morgen has alluded to an unreleased 12-minute acoustic Cobain song that’ll appear in the movie.
Morgen didn’t share any other details regarding the song other than it will feature on the Montage of Heck. April 7th has been scheduled for the film’s companion book, which features “a mixture of animation stills, rare photography and other treasures from Kurt Cobain’s personal archive,” no date or any further information has been announced regarding the film’s soundtrack.