Lynda Laurence the departure of Florence Ballard in 1967 and lead singer Diana Ross in 1970, was about to lose another member of the group, Cindy Birdsong, who was expecting a baby. Birdsong originally replaced Tucker in the group The Ordettes, later to be named Patti LaBelle & the Bluebelles, so it was ironic that Tucker's sister, Laurence took Birdsong's place as a backing vocalist. At this time, Jean Terrell was the lead singer of The Supremes. Laurence joined the group around the time the group issued their "Floy Joy" album, and appeared on the cover with Terrell and Wilson, though Birdsong
Otis Birdsong 1977 Consensus All-American and Southwest Conference Player of the Year after leading the Houston Cougars to a 29-8 record and the National Invitational Tournament championship game against St. Bonaventure. Birdsong scored 38 points and made 18 free throws against the Bonnies, but Houston lost. He ranked fourth nationally in scoring and set an SWC record with 30.3 points per game. His accomplishments resulted in Birdsong being named SWC Player of the Decade. In addition to receiving All-American honors, Birdsong was named to the All-Southwest Conference team in 1976 and 1977. Additionally, he was named District VI Player of the Year