This “Song” even has lyrics—of a sort—in the form of Jack M. MacDonald’s How Slippery Rock Got Its Name, written for the town’s 1975 sesquicentennial: Settler: Gosh all hemlock!What do I see? A redskin pointin’ his gun at me? Indian: That’s right, Pale Face… since I’m discovered, don’t move a step. I’ve got you covered. Settler: …