The Army Recruited Eleven-Hundred Artists And Show Business People To Stage A Ghost Army Show
During World War II, the United States Army formed a very unique and interesting unit called the 23rd Headquarters Special Troops, otherwise known as the Ghost Army. It was comprised of more than 1,100 artists, audio engineers, and set designers to create the theatrical performance of a make-believe army to convince the Germans that Normandy was not the location of the Allied invasion of Europe in WWII.
Source: sofrep.com