"I told you I was right!" cried the rabbi, but his friends insisted that nothing had happened that could not be explained by natural causes.
The rabbi was getting ready to ask for a VERY big sign, but just as he said, "Oh God...," the sky turned pitch black, the earth shook, and a deep, booming voice intoned, "HEEEEEEEE'S RIIIIIIIGHT!"
The rabbi put his hands on his hips, turned to the other three, and said, "Well?"
"So," shrugged one of the other rabbis, "now it's 3 to 2."