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: "Strange Fruit", describing the sinister scene of a lynching and contrasting it with a peaceful Southern evening. Made worse in that it's based on an actual event.
Older than You Think: People tend to forget that the inextricable link between music and drugs long predates rock 'n' roll - or recorded music for that matter. Holiday was arrested on her deathbed for heroin possession.