 guardian.co.uk | 'Potter' conjures up $159.7 million in 5 days The Associated Press LOS ANGELES -- Harry Potter continues to work box-office alchemy, turning his latest movie adventure into an overnight blockbuster. The sixth installment, "Harry Potter and the Half-Blood Prince," took in $79.5 million domestically over opening weekend ... 'Harry Potter' tops North American box office But Pottermania fails to grip the city Harry Potter's 'Half-Blood Prince' becomes box office king |