Christie is trained in classical ballet, modern and tap dancing. At age 10, she was champion of Olympic gymnastics in São Paulo by the Clube Pinheiros. She made her television debut in 1979 at the Roberto Carlos Especial playing the Boy, while the singer played the role of Charlie Chaplin (Carlitos).
As a model, she has appeared in Capricho magazine, and on the cover of Boa Forma, Manequim and Criativa, among others, she has made numerous publicity campaigns, such as Philco Hitachi, Pepsi, Colgate, C&A, Goodyear, Molico, Carefree, Ryder and Soap Lux. At the age of 15, she worked and lived in Japan.
She returned to Brazil and became a television presenter of the Zaap program, Rede Record, and between June 1993 and March 1994, the Clube da Criança, the extinct Rede Manchete, and as a singer recorded a disc.