Stupid ideas inside my head, begone!
To be honest, I'm not a fan of what these four facial expressions represent, but I've always loved their designs. So here you go. Surprisingly hard to retain enough elements from both sources.
I've got some earlier versions of this piece at key points, so I may upload that (with basic annotations) at some point.
"Plumbers" - Nintendo
awesome face - Pokemopolis (Pokemon site)
fuuuu - 4chan (I guess)