Sandringham might not be that large, but famously they’ve made cottages available for Fergie each year, for all the Middletons the year Kate was engaged but not married yet. And now there’s all the next generation to accommodate, that they can fit them in now shows they always could.
it was oddly old fashioned and rude to not see your son’s step-children as part of your family. Once Charles and Camilla married, they should have been invited, even if the step-children politely declined to spend time with their dad.
Them being there this year is good. Blended families are a very normal part of our society, as is not always getting on with all your bio family…