Sometimes a Game Over screen isn't enough. Sometimes a game has you sit and watch through just how badly you smurfed up and made everything go horribly wrong, in the most depressing ways imaginable.
I actually really like Bad Ends in a game when done right. They can add so much to a story and when the story is emotionally involving... holy crap a bad end can hit really damn hard.
A prime example would be this:
So what particularly notable Bad Ends have you encountered in a game?