By Erin Carlson
This morning, an estimated 2 billion people tuned into watch Prince William marry Kate Middleton (now Princess -- Duchess, rather -- Catherine). As the grand affair unfolded on TV and social media, the conversation focused on everything from the dress (Sarah Burton for Alexander McQueen!), to Maid of Honor Pippa Middleton's dark tan, to the fancy cars, to the newlyweds' balcony kiss(es). There was also a highlight on what we didn't hear in the broadcast. Behold, the Royal Wedding's biggest, buzziest moments:
