ST. HELENA, Calif. — The Cameo Cinema was sold out on Sunday, Sept. 14, for the first local showing of “Downton Abbey: The Grand Finale.” Long before the lights dimmed, the sidewalk outside was filled with guests in Edwardian-inspired dresses, feathered hats, pearls and a few men in bow ties. People lined up down Main Street, a living tableau that looked more like a costume drama than an ordinary Sunday matinee.
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