The girl behind the counter replied, "I'm very sorry, sir, but our delivery didn't come this morning. We're out of chocolate."
"In that case," the man continued, "I'll have two scoops of chocolate ice cream."
"You don't understand, sir," the girl said. "We have no chocolate."
"Then just give me some chocolate," he insisted.
Getting angrier by the second, the girl asked, "Sir, will you spell 'van,' as in 'vanilla'?"
The man spelled, "V-A-N."
"Now spell 'straw,' as in 'strawberry.'"
"Now," the girl asked, "spell 'stink,' as in 'chocolate.'"
The man hesitated and then looked confused as he replied, "There is no stink in chocolate."
"That's what I've been trying to tell you sir..."