
This doesn't come as a surprise. We have seen her do this before. Last season, she was photographed in the same Prada dress three times. Whatever her reasoning, we dare not question... The cardinal rule- if Anna does it, it's a fashion "do."
'Vogue' editor Anna Wintour wears same dress three times [Telegraph]
Related: Anna Wintour Continues to Wear This One Prada Dress