The stage: Red Sox game, "Disability Awareness Day" or somesuch. So gentleman with autism is singing the National Anthem. He appears to get stuck, and the audience picks up the song and finishes it with him. The comments are generally favorable, and my initial (and still, overall) reaction was... "Nice of the crowd to join in." Mileage apparently varies, with commenters chiming in (disregarding the ones who feel that everyone present should have been sent to re-education for daring...