Beer Stills

How much time the last beer barrel after touching it?
I gave a party the weekend other (October 28) and only half-finished barrel. (I had a lot of people do not appear … losers!) The next day I tap the barrel and sat in my living room since then. "The beer is still a good idea to touch me again this weekend?
No cold about a day, keep refrigerated about a month!
Bar Night out