"Debenhams historically under punched its weight in that 15-34 age group, " admits Mr Woodhouse, arguing that new ranges from Jasper Conran and Matthew Williamson have begun to redress the balance.

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U.K. designers including Burberry's Christopher Bailey, Matthew Williamson, Giles Deacon and Richard Nicoll created dresses for the opening party, dressing the likes of Li Na (Deacon) and Ana Ivanovic (Williamson).

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Layering a solid turtleneck under a classic tweed suit or simple dress, as seen in Matthew Williamson, Milly and Max Azria's runway shows, is another great way to revive pieces that many consumers already have hanging in their closets.

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