Because we need moar Hp Post.
Harry Potter and the Half Blood Prince receives PG-rating in US.
Despite comments from the cast and crew that Half-Blood Prince would be the "darkest" of the films released, the Motion Picture Association of America has announced today that the sixth movie has received a PG rating for "scary images, some violence, language and mild sensuality" in the US.
Harry Potter and the Half-Blood Prince will be out July 17, 2009.
Source
Yeah, that is all.