The inventor of the "Knock Knock" joke won a prestigious prize...
The "No Bell" prize!
Is there a difference in a smart person and a stupid person?
No, as both think they know everything.
Mary Jane: "Your husband's birthday is coming up. What are you getting him?"
Wife: "Oh, 100 of his favorite cigars."
Mary Jane: "What did you pay for them?"
Wife: "Nothing! For the last few months I have taken one or two from his box daily. He has not noticed and will be delighted with my ability in getting the kind he always smoked."