News came out this week that actress Alexis Bledel and Mad Men's Vincent Kartheiser had quietly tied the knot earlier this summer. They're not the first two people in the public eye to pull off the admirable feat of getting married in secret. There are plenty of other celebrity couples that have also chosen to keep their wedding day private. Here, we take a look back at twelve celebrity duos who surprised us all with their undercover weddings.

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