Rudolf and Frosty's Christmas in July contained the character Frost the Snowman. In what year did the character Frost the Snowman first appear on television?
Frosty the Snowman (film):  The program, which first aired on December 7, 1969 on CBS (where it still airs to this day), was produced for television by Rankin/Bass Productions and featured the voices of comedians Jimmy Durante as the film's narrator (Durante's final performance in a film) and Jackie Vernon as the title character.
i don't know