The teacher asks everyone in the class to demonstrate something
exciting. When Johnny's turn came, he walked to the blackboard and drew
a small dot.
— "What's that?", the teacher asked, puzzled.
— "It's a period."
— "Well, I see that, but what's exciting about a period?"
— "Darned if I know, but this morning my sister said she missed one...
Dad had a heart attack, mom fainted, and the guy next door shot