With a sold-out venue and nearly 1,600 people set to descend on the Portuguese American Club in Oak Bluffs tomorrow, the Big Chili Contest 2010 is bigger than ever. And the event sponsored by Vineyard radio station WMVY is sure to produce more smiles than ever for all parties concerned, from the chili chompers to the chilly children who receive clothes that the Red Stocking Fund buys with the proceeds.