This page contains trivia for "How to Eat with Your Butt". Remember, trivia must be factual, provable, and it is always best to cite your source for not-so-obvious trivia. If you would like to dispute a trivia point, please discuss it in the article comments.
This is the first episode in which Butters is grounded.
References to Popular Culture
The milk company's computer is a reference to Star Trek: The Original Series. In Star Trek, the computer works similarly, with voice commands. It is also able to calculate results based on input and relay the results with a programmed voice.
After the Thompsons reunite with their son, Kenny and Cartman cross the street when a motorcyclist suddenly runs Kenny over, crushing him. Cartman is amused and Stan and Kyle don't say their usual lines. Earlier in the episode, it was reported that people were getting randomly squashed by motorcycles.
Jonesy, a member of Skyler's band in "Timmy 2000", is one of the people sitting in the movie theater watching "Grossout Comedy 8".