(entertainmentwise.com) - Alicia Keys is looking for a new back-up singer in cyberspace.The No One hitmaker is asking wannabes to 'audition' to be a part of her touring group via her MySpace.But hopefuls, aged between 21 and 30, have to act quick as the internet audition ends on Monday.Keys wants singers to submit a 30-second video featuring themselves singing a cappella.She asks that all candidates are "physically fit and able to dance."