Knowing R/T, he probably posted this one already, but...

A man entered the bus with both of his front pant pockets full of golf balls, and sat down next to a blonde. The blonde kept looking quizzically at him and his bulging pockets.

Finally, after many such glances from her, he said, "It's golf balls."

The blond continued to look at him thoughtfully and finally asked, "Does it hurt as much as tennis elbow?"