Or you can go to a convention of your choice. There are loads of them around. I recently updated the list of conventions in North America for 2009.
http://www.horror-web.com/cons/index.htmlMany of them are well worth spending your time and money on attending. Too many for anyone to go to all of them though. If you know of one that I missed or see some detail that I screwed up, please inform me and I will update it.
Bloody MonkeyZ