Even if you haven't watched the show all that often, chances are if you've been on the internet long enough, you've probably seen poorly compressed JPEGs of Spongebob telling Gary the Snail not to drop the soap. Then there was the time Spongebob was caught watching porn , and that part where the show is set in a town called Bikini Bottom. But some of these dirty references are a little more subtle, but plainly obvious from the right perspective. Reddit user MasterLawlz has mapped out one of these instances in a convincing and hilarious fan theory. In the first season episode "Karate Choppers," every single reference to karate is a metaphor for sex.