Apparently, mysterious phenomena come in groups of seven. Why? Well, that's a mystery. There's probably six more. Especially common in a school setting, these tend to be awkwardly brought up during summer episodes, where mysterious legends are attributed to a not-particularly-old place. Nearly always end up being complete horsehockey, except for the Cute Ghost Girl. Common themes include voices in an empty room, faces in a wall, staircases with more steps going up than coming down, and other variously spooky and paranormal things. Examples of The Seven Mysteries include: