I'm autistic, and I don't act as insane as Reese. (I'm sending this under anonymous because people like him and Chris-chan are unintentionally increasing ableism towards autistics)
Pooh's Adventures. A meme that sounds quite regular for a strange mind at first, but when you find out that they have plans for a family-friendly "Pooh's Adventures of Avatar", then everything is ruined.
Join me as I take on the worst and most bizarre of these fan-created crossovers, watching as much as I can and browsing the wiki to see what other ideas they have up their sleeves (and won't bother to complete).