Clydie Crittendon is an American singer, best known for her session work as a backing vocalist. Discovered by songwriter Richard Berry, King began her recording career in 1956 with Little Clydie and the Teens; before she was a member of Ray Charles' Raeletts for three years and contributed to early 1960s recordings by producer Phil Spector. She recorded solo singles for Specialty Records, Kent Records and others. King provided backing vocals for Humble Pie, which had great success in the United States, and she went on to become an in-demand session singer, worked with Venetta Fields and Sherlie Matthews and recorded with B.B. King, The Rolling Stones, Steely Dan, Bob Dylan, Linda Ronstadt, Dickey Betts and many others. She was a member of The Blackberries with Fields and Matthews and sang on Joe Cocker's Mad Dogs and Englishmen tour, which became a feature film.