Slotherhouse (PG-13)
IMDb; official website; Radial Entertainment; Rotten Tomatoes; TV Tropes; Wikipedia
streaming sites: Amazon; Fandango; Hulu; YouTube

This movie is redonkulous, and I know I liked it. Unfortunately, my review has been lost, and I don't know what else to say about it. But I absolutely had to mention that I'd seen it.