 Corny the Clown,pseudonym of Bob Keeshan (a.k.a. "Captain Kangaroo")  when he became host of a noontime childrens program called "Time  for Fun" broadcast on the ABC network in New York City in the early  1950s. Sitting on a park bench with a cocker spaniel by his side,  Corny the Clown gently talked to the kids between cartoons. Bob  Keeshan had previously been Clarabell the clown on the NBC  childrens program "Howdy Doody" until he left the show in 1952. For  29 years was "Captain Kangaroo".