the communication between the crew was by the use of intercom. you should have seen her start moving around then! focus the objective to affect the greatest human change. it’s important for our whole family. i am totally having my lo watch them now, and she loves them. it makes all the other moisturizing products work 100 times better than without. i think it makes people mentally retarded. if you are like me, when inspiration strikes - you want to be able to make a quick choice from your palette of available instruments - do a quick tuning check and be off and running. 