The magical world of Harry Potter has millions of dedicated fans all around the world, and these days you’d have to have been living under a rock not to have at least heard of it. With a fan base that obsessive, it was only a matter of time before people started imagining some of the funnier/weirder aspects of life at Hogwarts.
These are the kinds of things that J.K. Rowling may not have thought about while writing the stories, but her legions of fans definitely did: