Related:

• I'm afraid you have more of a problem than I anticipated.
  Your battery needs a new car. -- Mechanic to custome...
• Customer in a hurry at a garage: Don't bother with the petrol, just give me the stamps.
• I'm terribly sorry, sir," the novice barber apologized, after badly nicking a customer.
  Let me wrap your head in a towel." "That's all right," said the customer....
• My car isn't broken down, it's mechanically challenged!
• No matter how friendly you would like to be, it is not a good idea to shake hands with the mechanic, just after he comes from under the car.
• How can you tell if your car is a lemon? Your car might be a lemon if
  1) You can't get your glove compartment closed because of all the repair receipts....
• There's nothing wrong with America that a good erection wouldn't cure. -- David Mairowitz
• There is nothing wrong with Captain Picard or with the ship's logs.
  Therefore, there must be something wrong with your original assumption....