How well do you know "Harry Potter and the Half-Blood Prince?"
Most diehard Harry Potter fans will swear that they know everything there is to know about each of J.K. Rowling's books. But how well do you really remember the sixth book in the series, "Harry Potter and the Half-Blood Prince?" As we all prepare for the July 15, 2011, release of the movie version of "Harry Potter and the Deathly Hallows, Part 2" – the eighth and final "Harry Potter" film – take our quiz and find out!
1. In book 6, who owns 12 Grimmauld Place, head quarters of the Order of the Phoenix?
Who owns 12 Grimmauld Place?