The group's largest shake-up was in December 1990, when Blue Lovett left the group, upon his doctor’s request, for health reasons. Kenny Kelley left to return to college to pursue his PhD. Bivins continued along with lead singer Roger Harris who had replaced Gerald Alston in 1988-89 along with new members. He recruited new members Charles Hardy and Harsey Hemphill, who in October 1990 had auditioned for Bivins but didn't come aboard until after Lovett and Kelly left at the end of 1990. In early