Rowling's propensity to make statements about the series' canon after the publication of Deathly Hallows-most notably, Dumbledore's sexuality-have led to world wide web memes in which Rowling supposedly confirms outlandish theories regarding the series one particular these kinds of parody, in which CollegeHumor writers Willie Muse and Amir Khan doctored screenshots of Rowling's tweets to imply she mentioned Professors Flitwick and Sprout had.