How did things go, Hooterdear? I am quite impressed by the thought you put into it. If I was the first time viewer that you showed all the stuff to, I don't know if I could sit through all of it because of its length, haha!
JEDIT: Damn, I was too busy resizing those images so I was missing your post in the meantime.
I am in preparation for our marathon tomorrow and I have found one (kind of, at least) last-minute idea earlier this week. One internet shop offered discounts on their articles, and I ordered this cardboard-R2:
Height is 96cm. I have cut about fifteen R2-D2 bleeps from the movies (with pauses), put the files on my Smartphone and connected a bluetooth speaker to it, which sits behind R2. Then put it on random playback for a nearly authentic R2 in your living room.
By the way, my blue milk is also ready. Not the perfect colour, but good taste:
(click to enlarge image)