Why go trick-or-treating for candy when you can go pub crawling for cocktails?

For many 20-somethings, Halloween is one of those holidays that feature cheap booze at crowded parties -- but bartenders around the city have found it's as good an excuse as any to think up new cocktails. Whether they feature the flavors of fall (yes, we mean pumpkin) or something spooky, here are a few of the specialty drinks you can try this month.