song what a difference a day makes

The song "What a Difference a Day Makes" is a popular song originally written in Spanish by María Grever in 1934, with the original title "Cuando vuelva a tu lado" ("When I Return to Your Side"). The English lyrics were written by Stanley Adams. It became widely known in English in 1959 with a version by Dinah Washington, which won a Grammy Award and became a top ten hit on the Billboard Hot 100. The song has been covered by many artists, including a notable disco-influenced version by Esther Phillips in 1975.