S.C.
Neither am I, but I showed up and smiled and opened gifts. It was ok!
Instead of trying to talk her out of it all together I'd negotiate for what you can live with.....
I insisted that they keep it SMALL and that they waited until I was 9 months (I TRIED to make them have it AFTER he was born, but I lost that fight!) After so many miscaariages I did NOT want an apartment full of baby stuff and no baby :( I was a little paranoid!