Frizzman, as an old snipe, I highly recommend you read the story "Lower The Mast" at this web site:
Secret Sea Dog Society
Secret Sea Dog Society
...Standing guard with an empty rifle does ring a bell...
I have a fond memory of a boatswain's mate having his pipe taken away and he decided to say over the 1MC "Peep peep, stand by for the evening prayer"... I think we all laughed ourselves to sleep that night.