<P> Harry Potter and the Half - Blood Prince premiered in London on 7 July 2009 and was released theatrically worldwide on 15 July . The film was a major commercial success, breaking the record for the biggest single - day worldwide gross . In five days the film made $394 million, breaking the record for highest five - day worldwide gross . With a total gross of $934 million, it became the 8th - highest - grossing film of all time and 2009's second - highest - grossing film (behind Avatar). It is currently the 48th - highest - grossing film of all time worldwide unadjusted for inflation . It is the fifth - highest - grossing film in the franchise . </P> <P> The film received positive reviews, with praise for Yates's direction and the performances, cinematography, musical score, and "emotionally satisfying" story . The film was nominated at the 82nd Academy Awards for Best Cinematography and the 63rd British Academy Film Awards for Best Special Visual Effects and Best Production Design . </P> <P> Lord Voldemort is tightening his grip on both the wizarding and Muggle worlds, kidnapping Ollivander from Diagon Alley and destroying the Millennium Bridge . After the Malfoy family is disgraced when Lucius is apprehended and sent to Azkaban for his involvement with the Death Eaters, Voldemort chooses Draco to carry out a secret mission at Hogwarts . Bellatrix Lestrange and Narcissa Malfoy, Draco's mother, seek help from Severus Snape, who claims to have been acting as a mole within the Order of the Phoenix all along . Snape makes an Unbreakable Vow with Narcissa to protect Draco and fulfill the assignment if he fails . </P> <P> 16 - year old Harry accompanies Albus Dumbledore from Surbiton to the village of Budleigh Babberton to visit former Potions professor Horace Slughorn . Professor Slughorn has been in hiding but agrees to return to teach at Hogwarts . Dumbledore then takes Harry to The Burrow, where Harry reunites with his best friends, Ron Weasley and Hermione Granger . When the three go visit Fred and George Weasley's new joke shop at Diagon Alley, they see Draco entering Knockturn Alley with a group of Death Eaters including Fenrir Greyback . Harry believes Voldemort has made Draco a Death Eater, but Ron and Hermione are sceptical . On the Hogwarts Express, Harry hides in the Slytherin carriage using his Invisibility Cloak . Harry is spotted by Malfoy, who petrifies him and breaks his nose . Harry is found and saved by Luna Lovegood . </P>

Who blew up the bridge in harry potter