Learning layers on Corel Painter, I know it's not near perfect, but it's one of my best works. Why I chose the colors I did for his "jammies" I'll never know.
He has oreos next to his glass of milk and hopefully you can see the book details (Winken Blinken and Nod in their wooden shoe boat, title on the book spine, etc.) Little things I stuck in. This is probably due for a repaint.