A man got on the bus with both of his front pockets full of golf balls and sat down next to a beautiful blonde.
The puzzled blonde kept looking at him and his bulging pockets.

Finally, after many such glances from her, he said, "Its golf balls."

Nevertheless, the blonde continued to look at him for a very long time, thinking deeply about what he had said.

After several minutes, not being able to contain her curiosity any longer,
she asked, "Do they hurt as much as tennis elbow?"