Who keeps saying those things?
A minute later, he heard the same soft voice say "You're a handsome man!" The man looked around, but still couldn't see where the voice was coming from.
When he went back to his beer, the voice said again "What a stud you are!" The man was so baffled by this that he asked the bartender what was going on.
The bartender said "Oh, it's the nuts--they're complimentary."