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.
Mary Kay Bergman
In 1989, she began voicing the Disney character Snow White. Bergman is widely known for her voice work in the earliest seasons of "South Park" and "The Fairly OddParents". She did voice work for over 400 television commercials and voiced over 100 cartoon, film and video game characters throughout her career.