Look at those guns! We don't mean the weapons, we mean those incredible muscles on Josh Duhamel and Tyrese Gibson, who were spotted filming Transformers 3 on location in Chicago yesterday. Josh and Tyrese show that their job isn't all work and no play as they laugh with director Michael Bay during their downtime shooting. [gallery nid="40719"] OK! GALLERY: JOSH DUHAMEL & ELIZABETH BANKS MAKE A SLIMY SCENE Josh and Tyrese are veterans of the franchise, having starred in all the films to date. Transformers star Shia LeBeouf was spotted filming ... Read More >>