Cindy Birdsong did not hear Birdsong's voice on most of The Supremes' newest singles. Except for featured backgrounds on several collaborations with The Temptations, live album tracks, and some studio LP tracks, Birdsong and fellow member Mary Wilson did not sing backing vocals on the group's later singles. Session singers The Andantes substituted for Mary and Cindy on many, although not on all, cuts in subsequent Diana Ross & the Supremes albums. Both the "Let the Sunshine In" album and the "Cream of the Crop" album include tracks on which Florence Ballard, Mary Wilson and Cindy Birdsong sing back-up, often in tandem
Cindy Birdsong being initially impressed with the looks of Patsy Holt before Holt and the group sang to him during an audition, which prompted Robinson to change his mind, signing the group and changing the name of both the group (into The Blue Belles, based from a Newtown subsidiary, Blue Belle Records) and Holt's own name, from Patsy Holt to Patti LaBelle. The group had their first hit with "I Sold My Heart to the Junkman" in 1962 though LaBelle wrote in her memoirs that the song was actually recorded by The Starlets. When the controversy over the song wound down, the