Lisa's Date with Density/DVD features

"Lisa's Date with Density" 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, Mike Scully, Nancy Cartwright, Yeardley Smith, Susie Dietter, and Alex Rocco.

Deleted scenes
Deleted scenes are included on The Complete Eighth Season boxset.

Art & Animation
A look on the animatics with illustrated commentary by Susie Dietter, Matt Groening, Mike B. Anderson, and Bob Anderson is included on The Complete Eighth Season.