Kellie began her career as a stripling appearing within Pizza Hut commercials. However at age Seventeen she, along by owning Liza Witt and Roxanne Clark, would form a pop music act that would become additional successful, a Teen Queens, in 1992.

Fallowing a class action split inside 1993, Kellie continued to act within TV & moving picture. However her large break would came within 1999 when she became part of what would turn into a successful childrens' TV hit around Australia, Hi-5. She is however the member of the cast.