A blonde replaced all the windows in her house wiht expensive, energy-efficicent ones. A few months after they were installed, the contractor called her to complain that he hadn't the payment. She replied, "Listen, mister. DOn't try to pull a fast one on me. The salesman promised that these windows would pay for themselves."
There was a nouveau rich blonde girl, who went to the nearest Mercedes showroom with a pocketful of dollars, and came out with the latest model. Half an hour later she was back at the showroom, claiming that the car they sold her was terrible and that she was disappointed that a brand new Mercedes would get a fault in the gearbox after 15 minutes. The management apologized and gave her a new car. Again, after half an hour she came back. The management offered her a new car but sent along one of their engineers to see if they could figure out what the problem was. She put in the first gear...sped up..put in second...third...fourth....fifth...."And now, " She said, "for the rocket." and threw it in reverse.