Home Culture Washington Square Takes Part In International Pillow Fight Day Culture Washington Square Takes Part In International Pillow Fight Day By conrad - April 4, 2010 Share Facebook Twitter WhatsApp ReddIt Email (Photos 1 and 2 via; Photo 3 via) Philadelphia’s reclaiming the “Flash Mob”. However, I couldn’t make this event either because I had to work. Grabbed this video from YouTube. Looks like it was fun, did any of you go? TTLY, Conrad Related