captain-liddy:“It’s the big day, then!” what a funny thing to say to someone whose wedding day it...

captain-liddy:

“It’s the big day, then!” what a funny thing to say to someone whose wedding day it isn’t.
Why did Mrs Hudson think it was necessary to come into Sherlock’s flat and make him sad first thing in the morning, anyway?

I think she was trying to gauge if he was okay. Except then when he refused to actually talk about it, she dug in a little. I felt so sorry for him in that scene, though, with her just rubbing it relentlessly in.