Edna Mae Durbin, known professionally as Deanna Durbin, was a Canadian-born actress and singer, who moved to the U.S. with her family in infancy. She appeared in musical films in the 1930s and 1940s. With the technical skill and vocal range of a legitimate lyric soprano, she performed many styles from popular standards to operatic arias.

Judy Garland was an American actress and singer. She attained international stardom and critical acclaim: as an actress in both musical and dramatic roles; as a recording artist; and on the concert stage. Renowned for her versatility, she received a Golden Globe Award, a Special Tony Award and was one of twelve in history to receive an Academy Juvenile Award. Garland won the Grammy Award for Album of the Year for her 1961 live recording, Judy at Carnegie Hall; she was the first woman to win that award.