<P> The 21 - gun salute are also mentioned in the song "Methods to your Madness" by heavy metal band Metal Church . </P> <P> Another mention is in the Clutch song "The Mob Goes Wild". </P> <P> British Grime artist Stormzy included a song titled "21 Gun Salute" on his debut album Gang Signs & Prayer . </P> <P> The 2000 U.S. Open Golf Championship, held at the famed Pebble Beach Golf Links, saw a unique twist on the 21 - gun salute . The tournament's defending champion, Payne Stewart, had died in a plane crash the previous October . Before the tournament began, a ceremony was held in Stewart's memory in which 21 golfers lined up on the 18th fairway and hit drives into the Pacific Ocean . </P>

What's the significance of the 21 gun salute