Facebook CEO gets married at surprise wedding

This photo provided by Facebook shows social network's co-founder and CEO Mark Zuckerberg and Priscilla Chan at their wedding ceremony in Palo Alto, Calif., Saturday, May 19, 2012. Zuckerberg updated his status to "married" on Saturday. The ceremony took place in Zuckerberg's backyard before fewer than 100 guests, who all thought they were there to celebrate Chan's graduation.

Credit: AP Photo/Facebook, Allyson Magda Photography