One of my favorite artists is El Rey Del Art -- for a year I was in his El Rey of the Month club so my room is chock-full of el rey goodness. And now he has a blog, full of fascinating posts about his techniques and esthetic.
In completely unrelated news, except that both make me happy, if you use Firefox (and why don't you?) you can install the Pimpzilla theme. Awww-yeah. I think it's the little "glint" that all the buttons get when you mouse over them that makes me smile so much.