The bride deserves to be the star of her own wedding, but there's always a guest (or two) who nailed their look so well that they're in danger of outdressing the main event. Royal weddings are no different, and whether by design or accident, there have been plenty of times in the past where a regal guest has come close to grabbing the limelight from the HRH in the tiara at the front. Here are 12 royal wedding guests who have (almost) outdressed the bride.
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