Some childhood cartoons become very different once the internet starts connecting dots that probably were never meant to be connected. Over the years, fans have created dark theories around Rugrats, SpongeBob SquarePants, Ed, Edd n Eddy, Courage the Cowardly Dog, Caillou and more. Some imagine characters trapped in purgatory, others turn innocent cartoon worlds into stories about death, isolation or hidden motives. Most of these are unconfirmed fan theories, not actual canon. The fun is seeing just how far fans can stretch tiny details from the shows into surprisingly elaborate explanations. The Ed, Edd n Eddy purgatory idea, for example, has circulated for years but remains fan speculation. And then there’s Adventure Time, where the post-apocalyptic part isn’t merely an internet theory. The series itself gradually reveals that the Land of Ooo exists long after a catastrophic event known as the Mushroom War. Some childhood shows really do hit differently when you watch them again ...