I was creating these characters for the MJGZ project. But, like most of my sites, I became bored with it, and sold it off. So I may use my art on my own site, or whatever projects I do in the future.
First I started out with a crazy looking guy, but then I wanted it to have more of a Musical influence, so I started putting some of the MJ trademarks onto him, since MJ is the king of music in my opinion. So the guy on the right is the result of that.
I then decided I should make a character for many of the greats in music, and created the lead singer from Green Day. I planned on eventually creating many more, such as Elvis, Marilyn Manson, Garth brooks, etc. Maybe I still will if I get bored enough, who knows 
Anyways, here they are:
(click image for larger full image)
