Who was the pool girl in clank griswold's fantasy?

In "National Lampoon's Vacation," the character of the pool girl in Clark Griswold's fantasy is portrayed by actress Christie Brinkley. She represents the idealized version of a carefree summer romance and serves as a humorous contrast to Clark's mundane family vacation experience. Her appearance in the film is iconic, contributing to the comedic and nostalgic elements of the story.