"What a Diff'rence a Day Made" is a popular song originally written in Spanish by María Méndez Grever (María Grever), a Mexican composer, in 1934. Originally, the song was known as Cuando Vuelva A Tu Lado.

The English lyrics were written by Stanley Adams, and was played by Harry Roy & his Orchestra. It was published in late 1934.

Dinah Washington won a Grammy Award in 1959 for Best Rhythm and Blues Performance with this song. Her version was also inducted into the Grammy Hall of Fame in 1998. It also earned her her first top ten Pop hit, reaching #8 on the Billboard Hot 100. 查看全文