Semper Fidelis

The US Marine Band plays the John Philip Sousa march "Semper Fidelis" in this video filmed for the National Museum of the Marine Corps.

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The United States Marine Band, known as “The President’s Own”, is comprised of professional musicians who enlist for four years beginning with the rank of Staff Sergeant. Unlike other Marines, they do not attend Boot Camp and are only assigned to the Marine Band for the length of their enlistment.