The pillow fight just started 30 minutes ago, and the pictures are already coming in. Part of World Pillow Fight Day, this is the third consecutive year the feathers have flown around Union Square. Were you there? Don't forget to tag your pillow fight pics with "Gothamist" at Flickr. UPDATE: Some locals aren't too happy with the feathers blanketing Union Square -- National Geographic has a Green Guide to pillows, which may explain why. For......

Photo via fotopm's flickr. There may be some snow showers this Saturday, but don't let that get in your way of good old New York City pillow fight! That's right, it's that special time of year again when strangers pummel each other with pillows, leaving feathers to fly all over Union Square. We're told "there are over 10,000 people confirmed on Facebook! Last year there were only 1715 on Facebook and probably about 2,000......