A call for a higher, hypothecated tax regime, the return of grammar schools and party political messages during TV advert breaks is today made by a group of people who have hitherto remained largely absent from the political arena. Talking to the New Statesman in what is thought to be their first political interview, Girls Aloud, better known for annoyingly good pop ("shoulda known, shoulda cared/ shoulda hung around the kitchen in my underwear"), are forthright.