Introduced in 1964 and running through the 1977 model year, the Chevrolet Chevelle was one of the most popular mid-sized automobiles in America. That also made it one of the most popular muscles cars in the country. Through three generations this Chevy heavyweight, particularly the Super Sport and the spin off Malibu models, sported massive sales figures. That's just one reason why there were so many on hand for the 3rd All GM Car Show sponsored by the Wyler Automotive Group. Here are some of the one's that were on hand that day.