Nice! Simple and elegant. With a dress like yours (oh to be able to wear such a creation) you don't need anything more. Good choice.
I can't wait to see your piccie to show the full look!
Enjoy your duvet day! I just might have me one of those... though the thought of the DTs bouncing all over me as I try to read my book whilst "watching" LazyTown and Go,Diego, Go... scares me somewhat! lol