More marvelous goodies are online now from the Harry Potter and the Half-Blood Prince DVD. Now available is this clip which features actor Dan Radcliffe (Harry) discussing editing the film with Mark Day. Be sure to check out this delightful second clip "One Minute Drills" with James and Oliver Phelps (Fred and George), Bonnie Wright (Ginny Weasley), Dan Radcliffe (Harry), Rupert Grint (Ron), To...