Harvin grew up in Washington, D.C., attending Roosevelt High School and singing in Trinity AME Zion Church.

She began singing in The Four Jewels (whose members attended the same church and school) after the departure of Carrie Mingo.

In 2004, High teamed up with the Soulpower organization, which is also behind the comebacks of Soul artists like Marva Whitney, Lyn Collins, Bobby Byrd, Gwen McCrae and RAMP.

In February 2005, High embarked on the "James Brown's Funky Divas Tour" in Europe, sharing the stage with her friend Lyn Collins.

In 2017, High recorded a single titled "We are one" with DJ Toner, released on Enlace Funk (Spain).