Great for scrap-booking, memory book making, or just to decorate your Gaga shrines with... here is a very free, very plentiful form of souvenir that makes its way around the venues! Each artRave blasts hundreds of thousands of wispy tissue paper confetti into the air as a decoration and colorful counterpoint to the music.   They are all uniquely shaped to fit the song that plays at the time:   for example:   Seashells rain down in Venus Hearts in Paparazzi and ARTPOP Marijuana leaves in