Kill them with kindness

Don’t eat with your mouth open. Put your napkin in your lap. No elbows on the table. Sit up straight. Ask to be excused. Please, and thank you.  Remember what your parents taught you, and please don’t torture the guests.

If you can’t remember the rules of engagement, brush up on your manners here:
And for another ingenious campaign on the atrocities of war, chew on this: