Duck enters a Store, says to the clerk:
“You got grapes?”
- “No”
Duck leaves.

Next day, duck enters store, says to the clerk:
“You got grapes?”
- “Hell, I told you I ain't got no grapes!”
Duck leaves.

Next day, duck enters store, says to the clerk:
“You got grapes?”
- “If you ask me one more time, I'll nail you to the f***in' floor!!!”
Duck leaves.

Next day, duck enters store, says to the clerk:
“You got nails?”
- “No.”
- “You got grapes?”