The Simpsons has provided the world with dozens of memes. It's one of the most popular animated comedies of all time, and with over 30 years of material, there's a joke for every occasion. Between The Simpsons and SpongeBob SquarePants, the internet has all it needs to forge a new language. The iconic "I'm in danger" meme comes up in several contexts, but where did the line originate?