A demo version of Kurt Cobain playing "Sappy" has been released. It will be featured on the upcoming soundtrack to the Cobain documentary Montage of Heck, shown on HBO earlier this year. The original version can be found on Nirvana's 1993 contribution to the No Alternative compilation, as well as their box set of rarities, With The Lights Out .

Kurt Cobain - Montage Of Heck: The Home Recording will be released on November 13, 2015.< a>