Communities Come Together on International Pillow Fight Day

Young people take part in a pillow fight on Pillow Fight Day, at the Zamkowy square in Warsaw, Poland, Saturday, April 2, 2011. (AP Photo/Czarek Sokolowski) (AP2011)

Two girls cover their faces while feathers fly through the air as they attend a pillow fight in front of the Brandenburg Gate in Berlin on Sunday, March 20, 2011. The so called flash-mop was organized via internet and thousands mostly young people come to the event. (AP Photo/Markus Schreiber) (ASSOCIATED PRESS)

Young people take part in a pillow fight on Pillow Fight Day at the Zamkowy square in Warsaw, Poland, Saturday, April 2, 2011. (AP Photo/Czarek Sokolowski) (AP2011)

The air is filled with feathers as some thousand people attend a pillow fight in front of the Brandenburg Gate in Berlin on Sunday, March 20, 2011. The so called flash-mop was organized by the internet and thousands mostly young people came to the event. (AP Photo/Markus Schreiber) (AP2011)

Two girls cover their faces while feathers fly through the air as they attend a pillow fight in front of the Brandenburg Gate in Berlin on Sunday, March 20, 2011. The so called flash-mop was organized via internet and thousands mostly young people come to the event. (AP Photo/Markus Schreiber) (AP2011)