Roy’s been living with your mother for seven years even though they’ve been married for five. Everything about his lanky body and ape-like posture rub you the wrong way, but really it’s the way he celebrates Christmas that turns you off. You definitely hate the way he makes everyone open their presents one by one, and how he insists on wearing a Santa hat and beard and shoving a bowl full of jelly down his shirt when he hands gifts out, but there are five Christmas traditions that he keeps to himself, and for good reason.