and justin sonfield is the commander officer of the 501st allege. >> the 501st legion is a worldwide "star wars" costuming organization. we're the bad guys, and we like to call ourselves the bad guys doing good because we create these 100% movie accurate costume, and then go on troupes, comic-cons, libraries, hospitals and do it all for charity. >> reporter: justin also in on the film industry fell in love with the film franchise at age 7, and now his whole family is in on it. what about "star wars" brings so much joy to you and your family? >> yeah, i think the easiest way to approach that is "star wars" is a story that could happen anywhere at any time, and, you know, they happened to pick a long time ago in a galaxy far, far away. >> and today on this international "star wars" day, members of the 501st legion will be heading to local libraries and hospitals across the country to bring the force to those who need it most. >> for me, it's just putting smiles on people's faces, young and old. >> you can also celebrate may the 4th with some sweet deals. target offering 30% off some "s