overthere War song that begins "Johnnie, get your gun" W. W. I song Rousing World War I tune Popular 1917 war song George M. Cohan song Classic Cohan song Caruso #1 song of 1918 "Send the word" song Yon Cohan song George M. Cohan W.W. I song Open present at the indicated position Odd service reactionary dismissed WWI song by George M. Cohan WWI tune WWI rallying song