And coach cow train David Taylor. I mean here in the world famous grouse, this is actually a shoulder shrug, but it's isolated to one children. You're having left shoulder and a dumbbell sporting, and now I'm going to lean slightly over the sudden now well. Shut up, back and over. Up back in over, which is the first part, now we're going to go back over front. Back over front and then vertical. So each motion completes a Rep so. Up over back. Back or front and vertical is Rep line. Painful trip 2. That is, the left shoulder shrug.