The title of the episode parodies the quote, "armed and dangerous".
The name Neville Poppenbacher parodies Orville Redenbacher, an iconic character for a popcorn brand.
There are a couple of scenes that show Fred's cowardice opposed to his usual brave, headstrong demeanor; the first time when the puppies catch him by surprise and jump on him and the second time when he did want the glass of warm milk that Farmer P. offered him and thegirls before telling them the story of how Farmer Terwilliker became the Demon Farmer.
Animation mistakes and/or technical glitches
During the Mystery Machine and the demon tractor's face off the Mystery Machine's front tire changed from green to orange.