Oh yes, and all the soldiers fighting in Vietnam.
Here's the intro to "Machine Gun":
Machine Gun intro mp3
"Happy new year, first of all. We have about a million or two million more of them, if we can get over this summer. Heh heh heh. We'd like to dedicate this one to uh to the ... scene that's going on, all the soldiers that are fighting in Chicago, and Milwaukee and New York. Oh yes, and all the soldiers fighting in Vietnam. We'd like to do a thing called 'Machine Gun.'"