Let the fashion showdown commence! The X Factor live shows have begun, which can only mean one thing; that Cheryl Cole and Dannii Minogue are competing for the top spot in the style stakes once again. This weekend saw Cheryl show off her legs in a super short lace mini-dress and an LBD, while Dannii looked radiant in a design from her own label. Whose style do you prefer? Take a look at the judges' looks in the gallery below and let us know what you think.