A Planet Where Cars Evolved From Men?

Radiator demons are made from people!Welcome, won't you?

While we wait for our worlds to be sparkily rocked this weekend (see one post below) I might as well take advantage of the time to catch up on the shorts. This review for Call It Free, Part 2 puts me in striking distance of "all caught up" status and fills in the end of the last dangling two-part short. Despite it's cheerily repeated message and buxom auto part imps, however, I remain at a loss regarding what, exactly, I am supposed to call "free".