In case you've never seen it before, here's quite possibly the greatest fast food tie-in commercial of all time: Star Wars joining forces with Burger Chef to shill some posters. Which, to be fair, are really nice, as you can see below.

The above video, featuring C-3PO and R2D2 shilling their little mechanical hearts out, comes via Space1970, which also shared the actual posters you could have gotten, which were painted by Del Nichols: