1. Your underpaid waiter or waitress. Also the person assigning your seat on the plane. Flight attendants, are OK.
2. The bosses' admin.
3. Those 19 year old 'kids' trick-or-treating at your house on Halloween. Just itching for trouble. You know, on second thought, they'll do whatever they are going to do anyway. Give them a reason. Dare them. Earn it, punk.
3. The guy with the taser.
4. Angelina Jolie in Mr. And Mrs. Smith.
5. Your White House tour guide.