The fashion pack flocked to the Serpentine Gallery Summer Party on Wednesday - lead by supermodel Kate Moss The 42-year-old beauty chose a glamourous floor length gown and jacket for the annual summer party in Hyde Park and was joined by sisters Georgia May Jagger - who sported a thigh skimming dress and pearls - and Jade Jagger American fashion magnet Tommy Hilfiger sponsored the party Hollywood stars Noomi Rapace, Gabriella Wilde and Twilight actor Jamie Campell - mingled with the crowd. While Game of Thrones star Maisie Williams looked very British indeed in a gorgeous green and black frock It's not unusual to see Tom Jones couldn't at a party like this Where Prince Harry's ex girlfriend Cressida Bonas wowed in a back and white spaghetti strap dress