Over heard at local drug store last week. Standing near the check out stand, a teenaged boy spotted a display of condoms.

"Hey Dad, what's a three-pack for?" asked the teenager.

"Those are for the weekend. Two for Friday night, and one for Saturday," replied the father.

"Then Dad, what's a six-pack for?" asked the son.

"That's when she moves into your pad. Two for Friday night, two for Saturday, and two for Sunday."

"Then Dad, what's a twelve-pack for?"

"That's for when you're married. One for January, one for February, one for ... "