Here is a a great pattern that can double as a halloween peice and with the optional face mask it can be a great hat to wear during the year. Its an easy pattern and it uses worsted weight yarn.
It can be found as and auto download on my website via paypal
http://crochet4mybutterfly.com or my ETSY Store via paypal or credit card
Corinne - Crochet4mybutterfly