Chevy Chase, Demi Moore and John Candy star in a screwball comedy about a vacation to Atlantic City that goes madly awry. High-rolling financier Chris Thorne just wants to impress Diane Lightston when he invites her on a trip out of town. But when he is pulled over for a traffic violation in a bizarre small town, the couple and their wealthy Brazilian traveling companions become enmeshed in trouble--more trouble than they can handle.