I love everything about Halloween. It is my favorite holiday. This year I made this hat and circular shawl and this capelet, the design is by Spider Mambo. You can get the patterns here
http://www.ravelry.com/patterns/library/bone-dance-creepy-skull-circle-vest
http://www.ravelry.com/patterns/library/wicked-a-creepy-skull-asymetrical-capelet