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Dick Van Dyke, Arlene Silver

LOS ANGELES, CA - JUNE 04: Actor Dick Van Dyke (R) and wife Arlene Silver attend the Backstage at The Geffen fundraiser at Geffen Playhouse on June 4, 2012 in Los Angeles, California. (Photo by Jason LaVeris/FilmMagic)

2012 Celebrity Weddings

From Jessica Biel and Justin Timberlake to Blake Lively and Ryan Reynolds, check out the many stars who tied the knot this year.