From Ryan Reynolds surprise "I do" to Blake Lively to Beyonce's hush-hush ceremony to Jay Z, take a look back in photos at stars who married in secret
Priscilla Chan and Mark Zuckerberg
The Facebook founder invited less than 100 friends and family members to celebrate Chan's graduation from medical school in May 2012. What their guests didn't know, however, was that Zuckerberg and his Harvard sweetheart were also tying the knot at their Palo Alto, Calif. home.
Credit: AP Photo/Facebook/Noah Kalina Photography