The pastry chefs of Top Chef: Just Desserts will have to impress the Beastie Boys' Ad Rock in the show's second season, which will premiere on Bravo on August 24th. The rapper will be one of the show's celebrity clients, and judging by his brief cameo in this trailer for the new season, he'll be a pretty tough judge. "It was nasty," he says, shaking off a particularly lousy dessert.