By Caitlin Petreycik
Jun 13, 2011 @ 3:30 pm
Indigo/Getty Images; National News/

Catherine Middleton had a busy weekend! The Duchess of Cambridge attended the Trooping the Colour parade at Buckingham Palace, a friend's wedding, the Duke of Edinburgh's 90th birthday, and the Order of the Garter Service today. And a packed schedule means lots of outfit changes. See photos from Catherine Middleton's stylish weekend in the gallery!

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