Jessica Cleaves (born December 10 1948, Los Angeles, CA) was lead singer for Friends of Distinction in the 1960s. Founded by Harry Elston and Floyd Butler, the Friends of Distinction also comprised Barbara Jean Love (plus Charlene Gibson, who replaced Love during her pregnancy). Cleaves, also, performed and recorded with Earth, Wind & Fire, and for a brief time performed with Parliament/Funkadelic. Wikipedia
The definitive Wikipedia entry for Jessica Cleaves. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Jessica_Cleaves