Knock, knock! Who’s there? It’s your new favorite daily calendar! This year, give the gift of giggles with a collection of over 300 side-splitting knock-knock jokes that are perfect for jokesters of all ages. Easy tear-off pages are printed with soy-based inks on FSC certified paper and are mounted on a 5.86” x 4.72” board backer for easy display. This calendar includes all major public and culturally significant holidays.