Emma Watson is seen here as she says an emotions fairwell to all the beloved Harry Potter fans in Trafalgar Square in London, UK. Emma was seen crying as she addressed the fans who had waited some for three days to attend 'The Harry Potter and The Deathly Hallows: Part 2' World Film Premiere. Emma was very emotional and upset and was seen using a tissue from a member of the crowd to dry her face and also passed some on to J K Rowling to use aswell. Emma wowed the red carpet in a stunning silver and grey dress with a ruffled bottom which looked stunning. Pictured: Emma Watson