Dressing up as a witch is such a common costume because it’s so easy to pull off. All you need is a black dress and a witch’s hat, and voila, you are good to go. Of course, in today’s age, nobody would be foolish enough to think of you as a real witch, right?
Wrong! This original poster (OP) was shocked to find that her costume made her mother-in-law think that she was a real witch and, hence, “dangerous” for her son. The woman even spread rumors to the extended family and asked them to pray for her son!
More info: Reddit