Mountain of Madness/DVD features

"Mountain of Madness" is included on the The Complete Eighth Season.

Commentary
DVD commentary is included on The Complete Eighth Season boxset with comments by Matt Groening, Josh Weinstein, Dan Castellaneta, Dave Thomas, Mark Kirkland, and David Silverman.

Deleted scenes
Deleted scenes are included on The Complete Eighth Season boxset. A hidden deleted scene is available by select the red button on the video projector.