What would you do if someone, or a group of someones, came to your door in costume trick-or-treating and it wasn't Halloween? And I don't mean a day or two off where it could be seen as an honest mistake, I mean more like anywhere from a couple weeks to months off.

Apple cores are candy, right? >:D
*Punch 'em on their joos!*
My mum chased them off with a broom!