The last piece of candy may be gone, but the Halloween-appropriate Gravestoned (from Painted Pictures) is hoping to cash in on DVDbeginning today.Shot in and around a real, spooky cemetery in Texas, this independently produced horror-comedy has a little something for everyone: college cheerleaders with exotic-dancer moves and the cute guys who love them (or at least want to do them); a one-armed zombie on the prowl for his missing, rotting appendage; a hit-hungry movie producer and two young "entrepreneurs" hoping to make it in the industry via his latest film; a cute but randy Scottish terrier ...