Career
Christopherson has worked as a character actor, stage actress, and recording artist in addition to her voice work. At the age of 18, she moved to Iceland and had a singing career in several languages. After returning to the United States, Mississippi
Christopherson started her stage career by appearing in such productions as The Umbrellas of Cherbourg (directed by Andrei Serban) at The Public Theater, and off-Broadway in Harry Ruby"s Songs My Mother Never Sang (directed by Paul Lazarus) and Noo Yawk Tawk (directed by Richmond Shepard), in addition to several movie and television roles.
She was also the original voice of Daphne Blake on Scooby-Doo, Where Are You! for the first season before taking leave to move to New York to get married. Her replacement for the rest of the series (and various spinoffs and specials in the franchise through 1997) was Heather North.
She also provided the voice of Princess Dawn in Here Comes the Grump at the same time she was voicing Daphne. She is also well known for penning and singing commercial jingles and songs.