The Three Degrees

The Three Degrees is an American female vocal group formed circa 1963 in Philadelphia, Pennsylvania. Although several women have been members over the years, the group has always been a trio. The group were particularly successful in the UK, achieving 13 Top 50 hit singles between 1974 and 1985.The current line-up consists of Valerie Holiday, Freddi Poole, and Hazel Payne, formerly of A Taste of Honey.A second grouping features Three Degree Helen Scott, with Skyler Jordan and Tamika Peoples.

Biography summary from English Wikipedia, photograph via Wikimedia Commons.