The Sketch, a pencil drawing done on plain copy paper:
Next I took the sketch into Photoshop to apply shading and turn into 2 variations:
After the art director chose a sketch (a combination of the best elements of the 2 sketches) I print it out on 13"x19" bristol board, tone it with acrylic matte medium and paint it in acrylics. After scanning it in I adjusted the levels a bit. The finish:
I recently put this illustration for sale on eBay: Boggart Mob