The Stones Got It Wrong

This morning while driving into Pasadena I was listening to the 1968 Rolling Stones’ classic Jumpin’ Jack Flash. It suddenly dawned on me that when Mick Jagger shouts out “One Two!” in the end of the intro, he’s actually off by a beat. He really should have been shouting “Two Three” (or to be precise, “and four”, but I guess that’s really nerdy).