There are many different kinds of humor in the Harry Potter series. From Fred and George's pranks, to Harry's sass. There are funny situations that play out in the books, and a lot of chaos that leads to humor. Sarcasm is used in many different situations, and a number of characters use witty dialogue. And other kinds of humor as well.
What is your favourite style of wizarding humor? Why do you enjoy it? And what is your favourite example of it in the series?