Matt Damon was hard at work on the set of Green Zone in London on Tuesday, getting into character as a US soldier. We've gotten used to Matt's Boston accessories, but the sooner we see him in costume, the sooner we get him up on the big screen. While we're sure this isn't his mom's favorite onscreen ensemble, anything is a step up from the double denim and, let's be honest, he looks great no matter what he's wearing.
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