We love playing games here on the GeekDad Community. We've already had some Mafia action and there's also a fun 'guess the movie' game going on too, but here's one more to add to the mix - a good old fashioned Caption Competition. Leave us your thoughts on what Darth Vader and his 'Troopers might be saying in this great photo, uploaded by member Mike Galer and hastily 'shopped by me with a Tatooi…