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.
Nightmare Fuel: "… A Psychopath" is sung (in a disconcertingly child-like voice) from the perspective of a woman being stalked, who lies in her bed with a baseball bat and can of mace, paralysed in terror. If this wasn't enough to put it in Nightmare Fuel territory, there's a recording of a real 911 call playing in the background, featuring a horrified woman with an intruder in her house.
Someone commenting on the video above noted that, at the 2:10 mark, it sounds like the woman says "Bundy," making the song that much creepier...