20-Second Loose Face Warm-Up Sketch

Done as part of a practice session with poses of 20 seconds in length. My current goal is: Improve my understanding of the forces of my facial muscles, in terms of my facial anatomy. As you can plainly see, I'm really having fun with the process of making the facial anatomy's forces more light and lively and long. What do you think? Polyvios Animations P.S. Just making the broadest strokes you've ever seen.