men's black dress shoe mouth with teeth and tongue , This is very odd but very fun. The background color is nice and doesn't take away from the subject. I think the two images were combined very neatly.
Self portrait ideas Mapping 2013 on Behance Use a process like this for "identity/self-concept" activity about skin color/shade/tone/palette. Put vertical photo strip of every child together on a couple images to make a collective face.