From Wikipedia the free encyclopedia David Steinberg born August 9 1942 is a Canadian comedian actor writer director and author At the height of his popularity during the late 1960s and early 1970s he was one of the bestknown standup comics in the United States He appeared on Johnny Carsons Tonight Show more than 130 times second only to Bob Hope in number of appearances and served as guest host 12 times the youngest person ever to guesthost Steinberg directed several films and episodes of many of the most successful television situation comedies of the last twenty years including Seinfeld Friends Mad About You Curb Your Enthusiasm and more than 35 episodes of Designing Women Description above from the Wikipedia article David Steinberg licensed under CCBYSA full list of contributors on Wikipedia