Looking for inspiration for your Christmas do? If you've got a big fancy party coming up then a glam strapless full-length number is a real show stopper – and it seems that, despite any professional rivalries, Girls Aloud's Nadine Coyle and Sugababes' Keisha Buchanan agree. We love this Ashley Isham number and think the belt is fab for creating a teeny tiny waist. But which girlbander do you think does it justice – skinny Nadine or relatively curvy Keisha?
Who wore it best?