Leon Neal/AFP/Getty; Ben Stansall/AFP/Getty; INFphoto
Caitlin Petreycik
Apr 29, 2011 @ 3:48 pm

By now you've seen Catherine Middleton's gorgeous Alexander McQueen bridal gown—check out our 360-degree coverage!—but did you know the special meaning behind its embroidery? Or exactly how many buttons close up the back? And what did Prince William say to Middleton's father Michael in Westminster Abbey to make him laugh? For these details and more, click through the gallery for the royal wedding's most fascinating facts, including info about the cake, guests, and fabulous hats.MORE:The Royal Couple’s First KissKate Middleton’s Wedding DressKate Middleton’s Hair and MakeupThe Couple’s Elaborate Exit

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