singer from basement jaxx?

Yesterday evening i was at your concert at Wembley Arena (it was a wonderful evening thanks) and heard that the name of the female singer Sarah Brown is. Could it be that she is/was one of the female singer in Basement Jaxx?Hope
someone of the band can give me the answer.
Thanks, Max

NICK ASKED HER AND THE ANSWER IS "NO" - BUT GOOD QUESTION!