Twilight‘s U.S. release was to be 12 December but is now 21 November. Harry Potter and the Half-Blood Prince has been pushed back to July 2009. Why is a mystery to me. Twilight is a vampire movie based on the bestselling vampire book by Stephenie Meyer. She’s one of those people who sat down one day, banged out a book in three months and found a publisher three months after that. Hard not to be jealous of that. Stephenie Meyer is not a fan of Buffy The Vampire Slayer or Angel either, though she does like a lot of reality…