There has been a lot of talk of style battles between Dannii and Cheryl on The X Factor as the two fight for the most stylish crown. It is expected that Dannii would replace Myleene Klass for the High Street store. Previous Marks and Spencers ad campaign stars include Twiggy, Erin O'Connor, Lily Cole and Laura Bailey. Would you like to see Dannii join this exclusive club?
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