December 25, 1966
Episode 1 of Season 1 premiered on December 25, 1966
December 31, 1971
Episode 2 of Season 1 premiered on December 31, 1971
December 28, 1972
Episode 3 of Season 1 premiered on December 28, 1972
December 31, 1975
Episode 4 of Season 1 premiered on December 31, 1975