Some people have no idea, do they? Do they think that the world revolves around their own warped opinions? Whatever her own view, they should have the grace and generosity to be pleased for you and your dh in WHATEVER pleases you.
It was a LOVELY way to give them very good news. If people can't hear good news, it's their loss.
CONGRATULATIONS!
Lou, Cavy et al, I never realised people could be so horrid. How did you / your dp's all grow up so lovely with such horrid parents???