Home People Marni Nixon Marni Nixon movies Marni Nixon movies Marni Nixon Movies (11) Mulan (1998) As Grandmother Fa (singing voice). She was 68 years old I Think I Do (1998) As Aunt Alice. She was 68 years old Taking My Turn (1985) As Edna. She was 55 years old Jack and the Beanstalk (1967) As Princess Serena (singing voice). She was 37 years old The Sound of Music (1965) As Sister Sophia. She was 35 years old Mary Poppins (1964) As Geese (voice) (uncredited). She was 34 years old My Fair Lady (1964) As Eliza Doolittle (singing voice). She was 34 years old West Side Story (1961) As Maria (singing voice). She was 31 years old The King and I (1956) As Anna Leonowens (singing voice). She was 26 years old Gentlemen Prefer Blondes (1953) As Lorelei Lee (high notes). She was 23 years old Alice in Wonderland (1951) As Singing Flowers (voice). She was 21 years old
