I think ruth missed the point - I think this is meant to amuse rather than commemorate...and this fellow seems to have stopped using his seatbelt...
http://www.pbase.com/magpiejst/image/70574720
i am stunned by this whole gallery, Tim! i can only presume that this person's loved one was killed in a car accident. the skeleton is sitting in what looks like a child's car seat. sad.