>>Years ago I heard a joke about the Ten Commandments. As Moses began to introduce the Commandments written on stone tabloids, he said, “I present the Twenty” – just then there was a great crash and two of the tabloids containing Ten Commandments were reduced to dust – “I mean the Ten Commandments!”
>
>I've seen that one - in one of the Python movies. Maybe not "The life of Brian", but the other 'historical' one, can't remember the title.

"History Of The World Part I" by Mel Brooks, not Monty Python.