video of Anna Wintour on Letterman

Anna Wintour Makes Her Late-Night TV Debut!

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Anna Wintour stopped by Letterman last night to talk about The September Issue and the famously ice-y Vogue editor let down her guard a bit for Dave. That doesn't mean she kept her mouth shut, however, as she dispensed some fashion advice on his choice of suits and socks. Check out the preview from today's PopSugar Rush now!

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