Martin Riggs: On three, what do ya say?
Roger Murtaugh: Okay.
Martin Riggs: One… two…
Roger Murtaugh: Wait, wait, wait!
Martin Riggs: What?
Roger Murtaugh:Do we do it on three? Or one, two, three, then do it?
Martin Riggs: It’s your ass, Cochise!
Roger Murtaugh: My ass, yeah. On three.
Martin Riggs: We go on three?
Roger Murtaugh: Yeah. –Lethal Weapon 2
Is the 12th day one or does day one start on the 13th? Trust but Verify is now carrying a report stating that the ADA started their clock on September 13th, not the 12th. So, like the twice a year ritual between Standard Time and Daylight Savings Time, we all need to set our clocks forward.