It's week six of the award-winning talent show and there are six acts left, all singing love songs, and all vying for the chance to follow previous winners Leona Lewis and Shayne Ward to the top of the charts. As ever, the judges will no doubt engage in a few little catfights - perhaps even water fights - while passing on their comments. But then it's over to the audience, as host Dermot O'Leary opens the phone lines for the viewers to pick their favourite.