A man walks into a bar and sees a jar with money in it and a horse standing1 next to it. The bartender told the man to put a dollar in the jar and make the horse laugh. So the man put a dollar into the jar and told the horse something. Suddenly the horse began to laugh hysterically2. The man took the money and left.
The next day the man walked into the bar and saw the jar of money and the horse standing next to it. This time, the bartender told the man to make the horse cry. the man put a dollar in the jar, walked over to the horse, and the horse began to cry. The man took the money and as he was about to leave when the bartender asked him...
"How did you do that?" the man replied, "On the first day, I told the horse my dick was longer than his, and on the second day, I showed him."