Okay. So, feet together, arms to your side. Don't [bell] start until I tell you to begin. I'm going to demonstrate and tell you what to do, okay? You're going to lift either foot um approximately 6 in off the ground. You're going to keep both of your legs straight, okay? And you're going to keep your eyes on whatever foot you're raising, okay? It's going to look like this. So, when I tell you to begin, you're going to raise your foot approximately approximately 6 in off the ground. Keep Also, keep it parallel to the ground, okay? And count out loud 1 1,000, 2 1,000, 3 1,000 until I tell you to stop. Okay? Remember, keep both of your legs straight and keep your eyes on the tip of your toe, okay? Do you understand what I told you? >> Yes. 1 1,000, 2 1,000, 3 1,000, 4 1,000, 5 1,000, 6 1,000, 7 1,000, 8 1,000, >> Finally, you're going to fall. Keep touching the ground. Okay. Put your shoes on for me.