What. What. WHAT.
This question is only about a trillion times worse than the books-movies one. This question is the equivalent of a thousand puppies being run over with a steamroller driven by Attila the Hun. I am repulsed. In addition to the endless stream of reasons that I could provide you with, allow me to suggest that you check out the following blog for some good, solid evidence on why exactly Twilight is an abomination to literature: http://reasoningwithvampires.tumblr.com/