Matt Damon was hard at work on the set of Green Zone [1] in London on Tuesday, getting into character as a US soldier. We've gotten used to Matt's Boston accessories [2], 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 [3] onscreen ensemble, anything is a step up from the double denim [4] and, let's be honest, he looks great no matter what he's wearing.

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