Oh please, London readers, tell me you saw these. What were they like? How did they make you feel? Did you kidnap one and take it home with you? (Despite the grey skies and general doom and gloom coming out of the UK, they made me very nostalgic for London today).
London artist Stuart Semple wanted to cheer people up, so he released 2057 pink smiley faced clouds made of helium, biodegradable soap and vegetable dye into the sky. After 30 minutes they dissolved in the air. More deets here.