Question: Tricia Marie "Shaznay" Lewis, is an English singer, songwriter, and member of girl group All Saints, Lewis has co-written most of the group's songs, including which number one single, and Lewis has co-written most of the group's songs, including which number one single, released on 12 September 1999?
Sentence (from "Clean Bandit discography"): In December 2012, the group released their debut single "A+E", which peaked at number 100 on the UK Singles Chart.
Relevant evidence: No