So, a guy walks into a bar...

No one knows when the first joke beginning with the six words "A guy walks into a bar . . ." was told, or how it went. Nevertheless, an entire genre of jokes has been created revolving around that opening scenario. Here's a sampling of some of the variants that have sprung up, many now involving animals or inanimate objects.

http://notorc.blogspot.com/2007/09/anatomy-of-humor-5-guy-walks-into-bar.html

A load of "Guy walks into a bar..." jokes.

Best Joke

A penguin walks into a bar and asks the bartender, "Has my father been in here?" The bartender says, "I don't know. What does he look like?"