Ben Affleck and Matt Damon were spotted having a giggle as they worked together in Los Angeles on Friday.The two filmmakers, 49 and 51, respectively, have teamed up once again for a new feature about how Nike worked to secure a deal with Michael Jordan in the 1980s.Affleck kept it casual in a long-sleeved gray T-shirt and sneakers while Damon wore slacks and loafers. Taking it easy: Ben Affleck and Matt Damon were spotted having a giggle as they worked together in Los AngelesBen added a pair of dark pants and contrasted them with white sneakers that had grey accents.He rolled the sleeves of his crewneck shirt up to his elbows and sported his usual full beard.