Despite these imperfections, he was totally fine. He went up on the stage. He played his three little pieces (The Balloon Man, Caterpillar Crawl, Ode (which he insists on pronouncing "Oyhd") to Joy) . And he bowed -- smiling the whole time.
That's just the way he is.
That is, unless someone (or two) is bugging him.
What are you enjoying today?