Longest celebrity relationships (51 images)

Here's a collection of celebrity relationships that stood the test of time.

Matt Damon (L) arrives with his wife Luciana Barroso at the premiere of "Invictus" in Beverly Hills, Calif., on December 3, 2009. Damon and Barroso got married on December 2, 2005. File Photo by Jim Ruymen/UPI | License Photo
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