HOT GALLERY: Matt Damon Goes For the Green Zone

Guess it was a blue jeans kind of day! Matt Damon stood by his pal and director Paul Greengrass in Berlin today, as the twosome promoted their latest project together, Green Zone, at the Adlon hotel. 

OK! NEWS: MATT DAMON TO PLAY LEGENDARY BOBBY KENNEDY?

Paul also directed Matt (and his killer bod!) in the Jason Bourne series of movies, so we're sure this action-packed flick won't disappoint either!

OK GALLERY: MATT DAMON DRAWS ATTENTION IN LONDON