NATIONAL KNOCK KNOCK JOKE DAY - October 31 Laugh out loud on National Knock Knock Joke Day! October 31st encourages telling a few funny knock knock jokes while going door to door. By National Day Calendar June 5, 2014
NATIONAL TELL A JOKE DAY - August 16 National Tell a Joke Day is a day to be filled with smiles and much laughter from morning till night as everyone shares their favorite jokes. By National Day Calendar May 1, 2014