Have you seen this 120-member USAF Band flash mob performance?

Have you seen this 120-member USAF Band flash mob performance? Unsuspecting National Air and Space Museum visitors including tourists and school groups were astonished as instrumentalists streamed into the gallery from behind airplanes and space capsules and vocalists burst into song from the Museum’s second floor balcony. It is chill-worthy – Merry Christmas!

USAF Band – Link