9.9 was an American R&B group formed in the mid-1980s. The group consisted of members Margo Thunder, Leslie Jones (1962-2013), and Wanda Perry.
The information provided describes a musical group called 9.9, which originated in the United States during the 1980s. The group was composed of three members: Margo Thunder, Leslie Jones (who passed away in 2013), and Wanda Perry.