First, we have an illuminating article about seven items that are, amazingly, perfectly legal to have (language warning). My favorites are the mini-gun and flamethrower:
Oh yes, they’re both legal…
The author helpfully provides some verbage about why each of these things is legal, where one can get these things, and what an enterprising soul might do with each of them. Very helpful, indeed!
To serenade you in off into your weekend, here is the Dark Lord of the Sith, Darth Vader, conducting his own theme song (entrance at 1:50):
Have a great weekend!