Here are my hideous faces. Hope you like them.
As for the portrait, I used my friend's photo as reference. I'd tried drawing him before taking this class with little success. I kept getting the proportions wrong every time, but after this class, drawing him seemed so easy. I guess it was because now I'm able to see how basic shapes can transform into detailed features, and starting with shapes as simple guidelines instead of just jumping straight into precise contours.
Here are some of my previous attempts: