27. The Powerpuff Girls saw a post-apocalyptic world
There’s a Powerpuff Girls episode where they go into the future and find that Townsville is a post-apocalyptic wasteland because they weren’t around to save it anymore. It’s a very dark episode.
28. A lonely man commited suicide
The “Pigeon Man” episode of Hey Arnold. It’s incredibly dark and lonely, and at the end he floats into the sky carried by pigeons. Some theorize that it’s a metaphor for him killing himself.
29. The Tiny Toons got wasted and crashed a car
The Tiny Toons where they find a bottle of beer, get hammered, drive drunk right off a cliff.