It appears the subject has snakes of some kind for feet?

I had to hold my knees above my head for a half hour and clinch my sphincter.

Frank describing how he gave himself Jerry is a masterpiece.

Are the Drawings that Dennis creates, with large breastfed women a reference to Rocky V?

I was listening to a podcast and it reminded me of when Rocky found a picture his son drew of his French teacher. Rocky turn it around a reveals a large breastfed woman drawn very similar to Dennis' artistic stylings.