This page contains trivia for "PC Principal Final Justice". 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.
Also, Kenny is standing on the left to Karen while Randy is yelling at the Whole Foods. The scene right after the Whole Foods lifts into the air, Kenny is standing in front of Karen, and to the right of her.
Although the subplot was about guns, only one gun was fired in the episode.
The Ads are very similar to the Blanks, the antagonists of the 2013 science-fiction-comedy film The World's End. Both can perfectly imitate humans, are relatively fragile and both bleed a blue liquid when damaged or destroyed. Furthermore, PC Principal fights a group of them at a pub, similarly to a scene near the end of the film.
PC Principal uses the Voight-Kampff test question (turtle in the desert) from the movie Bladerunner on the Russian bar patrons, in order to tell if they are human or ads.
The commander on the naval ship is named "Weathers", a reference to the actor Carl Weathers.
The gun show is a parody of the annual Thanksgiving Day broadcast of the National Dog Show, which is also sponsored by Purina, a Pet food company