The once relative calm and quiet of the late afternoon is suddenly interrupted by the booming voice of the Headmaster.

"Everyone report to the courtyard, immediately. This is not a request nor is this a suggestion. There's been an...er....situation that has compromised the safety of everyone within the school. Should you not wish to find yourself on the inside of something pink and furry, I suggest you make your way out NOW." There is the smallest paused, before a belated "Oh. Ahem. Thank you."

The message rings throughout every corridor and every room in the entire castle as well as the grounds. Best get to that meeting place.