Really? [He raises his eyebrows, genuinely seeming a little surprised-- patrolling like this is usually a solitary thing (since taking different perimeters per person is far more effective), and anyway, everyone is in the party so why should anyone want to be out like this, unless they were doing the aforementioned patrolling?]
Well, turns out there ain't too many volunteers for keepin' this place safe, at least not when there's dancin' and sleep offered elsewhere. [He inclines his head towards the ballroom, where there's some people dancing, and others (hello, Arthur) sleeping.]