Perhaps no comedian better understood the great truism among comedians that, regardless of the time devoted to working on an act and the energy put into a stage performance, a comic's material is the key to success or failure, than the "King of the One-Liners," Henny Youngman. For more than 70 years he entertained audiences as the quintessential Catskills comedian. His rapid-fire delivery, in which he could tell a half dozen wisecracks in 60 seconds, was filled with timeless bits that drew as many groans as laughs. Youngman's theory of comedy was to keep his jokes simple and compact. Beginning in the mid-1920s and extending into the 1990s, he repeated countless gags that could be immediately understood by everyone. Among his most famous lines are such comic gems as: "I just got back from a pleasure trip. I drove my mother-in-law to the airport," "The...