The "bus driver" exercise is where you hold a plate at arms length in front of you and rotate slowly. It's a hugely underrated movement. It's an excellent way to finish the shoulder workout and make the joint more resilient to injuries.
Start with a 10 or a 25 and work your way up to 45 pounds.
James Chan is into machine gunning, shot guns, and cross wiring. If we didn't know better, we'd think he was one of those militia guys holed up in some shack in Montana, swearing never to be taken alive.