DEAR ABBY: We need some advice. Recently we hosted our annual holiday party and invited all of our neighbors and friends. Our invitation stated that the party would run between 5 and 11:30 so our guests could also attend other parties that might be going on at the same time. As our party was winding down, it was noticed that one of our guests — who had been at a previous party — had wet themselves on our sofa and covered the spot up with throw pillows. We served wine, punch, etc. at our party, but this couple arrived pretty tipsy ...