'At the moment, screenwriter Melissa Rosenberg, who's penned all the "Twilight" movies, is working on the "Breaking Dawn" script(s). "It's a work in process," Godfrey said in an interview Friday. "The issue [of whether there will be one or two movies] is not going to be resolved until we get the full treatment and see whether it's organic. If it's not organic, I don't think it will be done, and if it is, it will be. It really has to do with how much level of detail from the books there is, with all of these new vampires that appear in 'Breaking Dawn,' the whole section about Jacob... It's a very long single movie if it does become a single movie."'