What I want you to do, feet together, hands at your side like the first time. All right. When I tell you to, same thing. I'm going to explain everything and demonstrate it for you. Okay? Okay. >> When I tell you to, what I want you to do is take a leg of your choosing, lift it 6 in off the ground like so. You're going to count it out loud. 1,00 1,002 1,00 3. And you're going to keep going till I tell you to stop. You understand? >> I'm very nervous. >> Okay. Well, look like so. Hold on. Hands at your side. Right. Leg choosing on. It doesn't matter which one to me. While you're doing the test, look over your raised foot. If you drop your foot on the ground, just lift it back off the ground for me. All right. Well, hold on one second. So, I got to get you can start. >> So, what am I doing? >> Um, yep. You guys going to do put your foot down. I'll explain it to you one more time. >> When I tell you to lift your leg off the ground 6 in, you're going to count 1,00 1,002 1,003. And you're going to keep doing that until I tell you to stop. Okay? Keep your with your hands to your side. If you do put your foot down, just lift it back off the ground for me. >> You understand what I told you? >> Yeah. Very nervous. Why are you so nervous?