The New England Fall Food Fest has begun, and for competitive cook Sherry Oliveri, it's a chance to take home a prize--and take down a killer . . . Sherry's hoping her Savory Shrimp Lettuce Cups will impress the judges, and she's invited her brother, Pep, to serve as her sous-chef. The good news is that she takes first place in her category, the bad news is that it's easier to win when your toughest competition is dead . . . ...