Damon and Barrosso, an Argentine-born former bartender, were married in a private, civil ceremony in December 2005, Us Weekly reported.
"They've wanted to do it for a long time," one guest of the said of the vow renewal. "They had a tiny ceremony the first time, and wanted to celebrate with family and friends."
Guests were invited to a cocktail reception on a nearby beach after the ceremony.
"This isn't a 'Hollywood' wedding," a guest told Us Weekly. "Matt wanted it to be fun, happy and private. He felt like Luciana deserves this, first and foremost."
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