The seaside city-state of Monaco is no stranger to yachts, but in late 1973 an American barge powered by a smog-strangled V8 appeared on its shores.

Chrysler Corporation was on site to film a TV commercial for the new full-size Dodge Monaco, a conservatively styled model with terrible timing. The model’s name evoked glamour and elegance, and the automaker hoped some of the glitz would rub off on the redesigned ’74 full-sizer.

There was another reason for the location shoot. A very special guest would appear in the ad — Princess Grace of Monaco (formerly American actress Grace Kelly). And the princess would help sell the car, whether she wanted to or not. (Read More…)