Which Olsen’s Eveningwear Do You Like Better?

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Photo: Jon Furniss/WireImage

Mary-Kate Olsen wore a beige dress with a transparent ink-stained train to British Elle's Style Awards in London today, while her twin sister wore a black dress with a transparent train of its own.

Whose look do you like better? And, more important, do you think they tripped on each other's outfits?