For Julia Snowden, the Founder's Day summer celebration in Busman's Harbor, Maine, means helping her family's clambake company to prepare an authentic taste of New England seafood. Any Mainer will tell you that a real clambake needs wood for the fire . . . so why is there a foot sticking out of the oven? The townspeople want to pin the murder of the RV park owner on Cabe Stone, a new employee of the Snowden Family Clambake Company--who bolted...