Complex sentence: She was the lead singer of the female trio Vanity 6 from 1981 until it disbanded in 1983, best known for their 1982 R&B/funk hit "Nasty Girl".
Split into simpler sentences: She was the lead singer of the female trio Vanity 6 from 1981 until it disbanded in 1983. The group were well known for their 1982 R&B/funk hit "Nasty Girl".