Not really a 'corny' joke, but funny nonetheless...

WHY YOU NEVER QUESTION A DRUNK

A woman was shopping at her local supermarket where she selected: A half-gallon
of 2% milk, A carton of eggs, A quart of orange juice, A head of romaine
lettuce, A 2 lb. can of coffee, And a 1 lb. package of bacon.

As she was unloading her items on the conveyor belt to check out, a drunk
standing behind her watched as she placed the items in front of the cashier.
While the cashier was ringing up her purchases, the drunk calmly stated,"You
must be single."

The woman was a bit startled by this proclamation, but she was intrigued by the
derelict's
intuition, since she was indeed single. She looked at her six items on the belt
and saw nothing
particularly unusual about her selections that could have tipped off the drunk
to her marital status. Curiosity getting the better of her, she said "Well, you
know what, you're absolutely correct. But how on earth did you know that?"

The drunk replied, "Cause you're uglier than [censored]"