[2] Agee has worked consistently as a backing vocalist from the mid-1970s to the present day, predominantly with James Mtume, who produced her one solo studio album, Welcome to My Dream, for Epic Records in 1987.

Agee was the featured vocalist on many of Mtume's hits, including the oft-sampled "Juicy Fruit" (UK Top 40, 1983,[5] and the number-one R&B spot, in the U.S., for eight weeks in the summer of 1983).

She remained with the band through their last two studio albums, You, Me and He (1984)[6] and Theater of the Mind (1986), contributing guitar and keyboard parts, respectively, in addition to vocals.

She has recorded with artists such as Blancmange, Bruce Fisher (Red Hot, 1977), Cabo Frio, Chromeo, the Heath Brothers, David Sanborn, B.

& Q., LeVert, Kashif, Keni Burke, Luther Vandross,[8] Aretha Franklin, Al Jarreau, Roxy Music, Rena Scott, Jewel, David Bowie, Steely Dan, Blue Man Group, the B-52s, Celine Dion, R. Kelly, Sting, the O'Jays, Laurie Anderson, Foreigner and Scritti Politti.