Cassandra Clare said there's been interest.
Kayla, do you know if that information is accurate!??! I hope it is because I just got sooooo excited! OMJ! 8D
EDIT: They ARE making them into movies!!!!!!!!!
Read this article: link
It says it in the very end.
I think it's very accurate information because they were interviewed!
Shes doing some paper work regarding it right now, she says so in her latest blog. If all the paper work clears and they accept to make the movie then, yes, there will be a movie.
But it dosn't mean its going to be made straight away.