The Sequence is an American female hip–hop trio from Columbia, South Carolina, who formed in 1979. The Sequence is noted as the first female hip hop trio signed to the Sugar Hill label in the late–1970s and early–1980s. The group consisted of Cheryl Cook, known as "Cheryl The Pearl", Gwendolyn Chisolm, known as "Blondie" and lead singer/rapper Angie Brown Stone, as Angie B who were all high school friends.