OK, so I'm not saying get blasted every night, but studies show that there are benefits of drinking alcohol.   According to Women's Health,

A healthy happy-hour habit is linked to a 25 to 50 percent lower risk of heart disease and diabetes in women, says Eric Rimm, Sc.D., associate professor of epidemiology and nutrition at the Harvard School of Public Health. Your gray matter gets lucky too, since the occasional cocktail may also keep memory intact. And no need to worry about your butt spilling over the bar stool -- a little imbibing may help you avoid excess flab.

The rest of the article is interesting and makes me feel less guilty about my New Year's Eve partying habits - however, remember - everything in moderation!