I can't remember where I first saw these (sorry) and I have seen versions of it done with root beer as well if you think they are cute but don't want to use beer.
First take one pipecleaner and bend it around the top of the bottle. Next you will use approximently 1/3 of another pipe cleaner and twist it around the main pipecleaner to make the antlers. Bend to shape them a bit so they aren't just straight.
grow a candy cane elf help kit that Santa sent us and left to go back to the North Pole to get completely well. He returned yesterday and Sierra spotted him here