Fielding Clark, a VW enthusiast and member of the Scenic City Volks Folks club, said he owns five vintage Volkswagens.The oldest is a 1963 slide-back sunroof Beetle, or what he termed “a Love Bug replica.” The Ringgold, Ga., resident now is restoring a 1972 Super Beetle convertible for his daughter.He said people who own old VWs have “bug fever.”“It’s not a car; it’s a cult,” Mr. Clark said.Mr. Clark said he hopes VW can grab a bigger stake in the U.S. market.“They’re the biggest carmaker in Europe,” he said. “I can’t see why they can’t do it here.”