"WANTED: R.U. 18–23 with the ability to sing/dance? R.U. streetwise, outgoing, ambitious, and dedicated?" This was where it all began. When Heart Management Ltd placed an ad for an open audition in The Stage, hundreds of wannabes turned up at Danceworks, 16 Balderton Street, London. You can still do dance classes there, and who knows, maybe you'll become part of the next big girl group?