After the 6th one, a man on the bench across from him said, "Son, you know eating all that chocolate isn't good for you. It will give you acne, rot your teeth, and make you fat."
Little BILLY replied, "My grandfather lived to be 107 years old."
"Oh?" replied the man. " Did your grandfather eat 6 chocolate bars at a time?"
"No" replied Little Billy,
Spoiler: