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Blake Lively, Ryan Reynolds

HOLLYWOOD, CA - JUNE 15: Blake Lively and Ryan Reynolds at Warner Bros. Premiere of "Green Lantern" at Grauman's Chinese Theatre on June 15, 2011 in Hollywood, California. (Photo by Eric Charbonneau/WireImage)

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.