Knock-knock. . . Who's there? Wooden... Wooden who? Wooden you think telling a knock-knock joke would be easy. Mankind has been telling knock-knock jokes since the second grade. The art of telling a knock-knock joke is a delicate one indeed. As a whole, mankind has been striving to perfect the timing and delivery of the joke for many centuries. Although the art of telling a generic knock-knock joke may seem simple and maybe even trivial, there are …showed first 75 words of 919 total…

…showed last 75 words of 919 total…relationship with family, friends and loved ones. Mastering the art of delivering a punch line can turn an average everyday Jo into a healer by laughter. Mark Twain said, "The human race has only one really effective weapon, and that's laughter. The moment it arises, all our hardnesses yield, all our irritations and resentments slip away, and a sunny spirit takes their place." So, live a little and laugh a lot; tell a knock-knock joke.