Kate Middleton
Credit: Flynet UK/; Steve Black/Rex/Rex USA; PA Photos /Landov; Indigo/Getty

Catherine, the Duchess of Cambridge has often faced a challenge many of us do: What do you wear to a wedding? With her own one-year anniversary coming up—who can forget April 29, 2011?—we’re taking a look at what she chooses to wear to her friends’ lavish affairs. From black velvet to blue brocade, click through to see Kate’s style for weddings other than her own.