The Goodguys Summer Get-Together has grown from a single Pleasanton parking lot into one of the biggest gatherings on the muscle car calendar, drawing thousands of American-made and American-powered cars every year to a weekend built around swap meets, seminars, and vintage drag racing. Its 24th running at the Alameda County Fairgrounds keeps that tradition going. Read on to find out how a modest 1983 car show became a national institution.