Well, it's crappy, but it's a sketch.
Seriously. That's I can think of besides him looking retardedly sleepy (or just retarded). ND's probably bored and explaining the same thing over and over, which he hates doing.
His canines are in the wrong spot. I would normally clean that up, but I can barely do shit with the mouse.
This was really supposed to be an experiment with dreads (which I love, but can't draw because I'm impatient). I call this a failure.