Murder At Hogwarts

[Tom the Mime]

"The aqueduct?"

It just sounded so much like the start of that sketch in my head.

Also, for anyone voting for one of the accused order members, focus all you votes on one of them. They've had multiple mayorships and time to build up their magic. For a safe lynch, you'd probably want at least double the number of people voting for them than the next highest candidate.