The Bridget Jones star, who plays murderess Roxy Hart, shrieked with joy as her name was read out and was overwhelmed on stage, forgetting the name of Pierce Brosnan who presented the bronze statuette, calling him "Mr Bond" instead. Chicago also took the prize for best cast - the SAG version of best film - beating The Hours, Gangs of New York and Roman Polanski's The Pianist, which took top honours at the Baftas last month.