My pal Jay (from primary school!) and his lovely wife make these brilliant Lucky Seven customisable caps, have you seen 'em yet? They do patches from cult classic movies, like Alien, Star Wars, Back to the Future, and this beauty:
I got Tattooine for the kid, and the Tyrell Corp for me.
... but at this rate I'll probably end up with a whole set. Off world colonies! Hal! Augh!