Lisa Lopes was not in TLC.
Lisa Lopes . Besides rapping and singing background vocals on TLC recordings , Lopes was one of the creative forces behind the group . Through her work with TLC , Lopes won four Grammy Awards . TLC is an American girl group whose original line-up consisted of Tionne `` T-Boz '' Watkins , Lisa `` Left Eye '' Lopes and Rozonda `` Chilli '' Thomas .