The Griswolds have planned all year for a great summer vacation. From their suburban Chicago home, across America, to the wonders of the Walley World fun park in California, every step of the way has been carefully plotted. Except a few hundred hysterical exceptions.



The inept but sincere Clark (Chevy Chase), takes misfortune in stride. So what if they lose all their money when their new car gets wrecked. And it's not too bad when Cousin Eddie (Randy Quaid( deposits sour Aunt Edna (Imogene Coca) in their back seat for a lift to Phoenix. But what really keeps Clark's eyes on the road is a flirtation with a mysterious blonde (Christie Brinkley) in a red Ferrari...