"I go in at well past 9 o'clock in the evening, eat several courses slowly, linger over coffee, port and a cigar. Come 2 o'clock, as they are clearing everything away, I just keep sitting there until eventually a waiter comes up and asks me to pay. Then I say "I've already paid your colleague who has left". Because I am a man of the cloth, they take my word for it, and I leave".
The rabbi is impressed, and says "Let's try it together this evening".
So the priest books them into a restaurant and come 2 o'clock they are both still quietly sitting there after a very full meal. Sure enough, a waiter comes over and asks them to pay. The priest just says: "I've already paid your colleague who has left".
And the rabbi adds:
Spoiler:
