A police officer pulls over a car full of old women. He says "Mam, you realize you can't drive that slow on the highway. It's dangerous."

MShe responds "Isn't the speed limit 33?"

Laughing the cop says "No man, this is highway 33. That's not the speed limit." He looks into the back of the car and the women are frightened. He asks "What's wrong with them?"

The lady says "I don't know. We just came off of Highway 144."