Two of the biggest female pop stars of the moment – Rihanna and Lady Gaga – are also two of the most striking. They have both redefined the pop star look in their own individual way. While much of this is down to armies of professional stylists and fashion gurus, many of the techniques can be recreated at home. For a low-cost way to look like your idols, the tips below will instruct you on some of the industry secrets. Lady Gaga The first step...