No Guy, he only needed the cart for the front nine. The back is all DOWNHILL!
It's also my understanding that some of the sherpas found the golf balls on the slopes where they came to a stop. One of them even reamrked, "Damn, it looks like that Bill Murray guy told the truth about the Dalai Lama. He really is a big hitter to get it up here! OONGA GA LOONGA!"