A Slight Case of Murder

Plot:

Sharon is a mystery novelist who just can't stand her nosy neighbor. One day her envious ex shows up. She tries to throw him out but he makes the first move. Mrs Trask sends her son to dig her up. As her son plans to do away with Sharon's ex, she comes alive and everyone kills each other. The whole thing was plotted by Trask to get some research for her next book.