Pia Zadora (born May 4, 1953) is an American actress and singer. After working as a child actress on Broadway, in regional theater, and in the film Santa Claus Conquers the Martians (1964). She came to national attention in 1981 when, following her starring role in the highly criticized Butterfly, she won a Golden Globe Award as New Star of the Year and the Golden Raspberry Award for Worst Actress.