Although the titular character is the most important in the Harry Potter series, he was around the Hogwarts faculty for the entirety of the story. This allowed the teachers to be known for their own quirks and mannerisms, although quite a few of their characteristics tend to go unnoticed. Only the most ardent Harry Potter fans have caught details most don't notice about the Hogwarts teachers and these are hilarious to consider once they're looked into in greater detail.
McGonagall Scares EveryoneHilarious detail?
Filius Flitwick Was A Fan Of The Weasley TwinsHilarious detail?
Dumbledore Loved Students' Relationship DramaHilarious detail?
McGonagall's Patronus Was HerselfHilarious detail?