The Corvette Chevy Expo is an annual auto show held in Galveston, Texas, U.S., at the Galveston Island Convention Center. The show is held in March. EXPERIENCE THE PREMIER CORVETTE EVENT! It is among the largest indoor All Chevy shows in Texas! World Class Chevrolet Show Cars, Vendors, Swap Meet, Galveston Craft Show, Buy/Sell Your Dream Car in our Sales Mart, Outdoor Show' n Shine, Live Entertainment.