10. Guys who forgot to buy candy and just offer you a bite of their sandwich

9. Black jelly beans that turn out to be blood-swollen horse ticks

8. The candy bar doesn't taste quite right - then you notice it's a TWO Musketeers

7. When Bill Clinton rifles through your bag muttering about a "candy tax"

6. You stop at Mia Farrow's house, next thing you know you're adopted

5. When Ed Asner answers the door without his shirt on

4. With all these people in disguises, it makes it even harder to find the real killers! (O.J. only)

3. Going to Divine Brown's house and getting a treat, but no trick

2. Getting knocked flat by a pumpkin launched from 230 feet away

1. People who want receipts