Imagine what could happen if "Shaun of the Dead" met "Diary of a Wimpy Kid." Jed's not your typical junior high geek. He is, to use the politically-correct term, cardiovascularly challenged. Or, to be blunt, undead. A zombie. His parents long tried to overlook his differences, since Jed was a bright, active kid up to the time a limb came loose. But Jed learned who and what we was at a birthday party when he helped blow out the candles, shooting his lips into the cake as well. That prompted "The Talk," forcing Jed to accept his post-life condition as well as an emergency repair kit consisting...