Did you hear about the guy who invented the world's best door knocker?... celebrity hearing history reading seeing Please Rate Vote 1 Vote 2 Vote 3 Vote 4 Vote 5 Today's featured daily humor:Did you hear about the guy who invented the world's best door knocker? He won the NoBell PrizeClick for another laugh! Previous article: Why can't you tie your boat up at 2 places at the same time?... Prev Next article: I spent a week in the hospital after nearly dying of a heart attack.... Next