I recorded my voice as a bassline today. I made a great tone in my guitar effects software that makes it sound like d&b and humming through the mic sounds great. i can't be bothered to upload it though, sorry.
I did this as well:
Humans are innately programmed to recognize faces, and this has the side effect that even simple designs can be viewed as a face gestalt. When I was a kid I always used to see owls in light switches.