After Halloween came out in 1978, it seemed impossible to imagine a more perfect time of year for a horror movie to take place. There's the joy of trick or treating and dressing up and asking for candy, along with the excitement among teenagers about going to a party and hopefully having a fun night. But even though there are some unforgettable scary movies that happen on Halloween, including the beloved Trick 'r Treat from 2007, there are some other horror movies worth checking out that are set during different holidays.