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.
Joyce Cheng
In 2005, Cheng played the part of Snow White in the Hong Kong Disneyland opening ceremony.