I got the idea for this one while doing Sam's caricature last post. With her disembodied head and the hair tapering at the top, it reminded me a bit of a shrunken head.
Also there's a backlog of people to caricature on the Caricaturist's Caricature thread over at The Drawing Board. So 'killing three birds with one stone', a string of shrunken head caricatures is what resulted.
Here's their photos