. >> military drums was primary form of communication from the revolution to the civil war and bule madenoise of battle. so they have marched to the beat of west point band. >> that same type of group, same type of music, same instrument, they still play today. ♪ ♪ >> they march from place to place and things you'll see is daily formations and they call the company and we march in formation to where we eat. are everyone keeps in step. you'll see them all marching in to the beat of a drum. cadets eat all at one time. >> jon: in addition to keeping them on precise schedule that makes up life at west point. field music group performs at football games and military reviews and parades and countless other events. >> let's go back inside eisenhower hall to the had you had sunday son valley concert and her the band performing christmas classics. ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ [ applause ] >> jon: amazing music. we'll have plenty more as we continue. first are here is the brass quartet performed an alfred burke medley. ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ ♪ new