Alison and Jenny McGregor, Aberdeen's own mother-daughter singing sensation, are through to the semi-finals of TV smash-hit Britain's Next Big Star. They've got millions of YouTube hits, everyone loves them-- until their reality-TV dream turns into a real-life nightmare. The ransom demand appears in all the papers, on the TV, and the Internet, telling the nation to dig deep if they want to keep Alison and Jenny alive.