If forced into that nonsense, I would discreetly, withhout saying a word, lay one of these on the rail between the pocket and first sight.
Then let the fun begin.
I like this answer. ^^^
Turret mount Polish volley gun.
The center barrel shoots a solid projectile, the remaining eight 14 balls of shot, in a sequential pattern each ignited by the previous barrel.
Cat hunting. Clever.