Question: Sade are an English band formed in London in 1982, Sade Adu is the lead singer of the eponymous band, Helen Folasade Adu, CBE (Yoruba: "Fọláṣadé Adú" ), known professionally as Sade Adu or simply Sade, is a Nigerian-born British singer-songwriter, composer, arranger and record producer, born when?
Sentence (from "Sweetback (band)"): Stuart Matthewman, Paul Denman and Andrew Hale had been recording with female vocalist Sade Adu since 1984.
Relevant evidence: No