These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Narm/So Bad, It's Good: The entire film could have this effect on people who've been in The Vietnam War. Gustav Hasford writes in his semi-autobiographical novel The Short-Timers (the basis for Full Metal Jacket) that an audience of Marines was roaring with laughter when they saw the film in Vietnam. Similarly, war journalist John Pilger said about the film: "I had just come back from Vietnam, and I couldn’t believe how absurd this movie was. So I laughed out loud, and I laughed and laughed."