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
Cindy Birdsong group found a hit with the ballad, "Down the Aisle (The Wedding Song)". Birdsong was noted for her high soprano vocals in the background. From 1963 until 1966, The Blue Belles, later Patti LaBelle and The Bluebelles, found relative success on the charts and were raved for their live performances. After first performing at the Apollo Theater in 1961, the group became regular headliners at the world-famous venue, earning the nickname, "The Sweethearts of the Apollo". Following the success of "Down the Aisle", the group had follow-up success with "You'll Never Walk Alone" and "Danny Boy" before leaving their second