Florence Ballard while she was on maternity leave. Before the release of their 1962 debut album, "Meet the Supremes", Barbara Martin, who had replaced Betty McGlown a year before they signed to Motown, left the group. Ballard, Ross and Wilson remained a trio. After the hit success of 1963's "When the Love Light Starts Shining Through His Eyes", Diana Ross became the group's lead singer. In the spring of 1964, the group released "Where Did Our Love Go", which became their first number-one hit on the Billboard Hot 100, paving the way for ten number-one hits recorded by Ross, Ballard and Wilson
Girl group Girl group A girl group is a music act featuring several female singers who generally harmonize together. The term "girl group" is also used in a narrower sense in the United States to denote the wave of American female pop music singing groups, many of whom were influenced by doo-wop and which flourished in the late 1950s and early 1960s between the decline of early rock and roll and start of the British Invasion. All-female bands, in which members also play instruments, are usually considered a separate phenomenon. These groups are sometimes called "girl bands" to differentiate, although this terminology