65th Academy Awards
There was a minor controversy when Snow White (Disney character) was presenting an award for Best Animated Short Subject. She was voiced by Mary Kay Bergman, Adriana Caselotti, the original voice of Snow White was not aware of this. She was reportedly offended that Disney didn't ask her to voice Snow White during the ceremony.
Jackie Vernon (comedian)
Jackie Vernon (born Ralph Verrone; March 29, 1924 – November 10, 1987) was an American stand-up comedian and actor who is best known for his role as the voice of Frosty the Snowman in the Rankin/Bass Productions Christmas special "Frosty the Snowman" and its sequel "Frosty's Winter Wonderland".