Nope, still in the Lindo Wing.
Several hours more daylight, so plenty of time to see which dress fits, get the hair and make up done, and sort out an amazing pad-beyond-maxi capacity and present themselves to the photographers, and stil, get home to trackie bottoms and own bed.
It really can't be Much Fun to have to present oneself for pix that go round the world so soon after childbirth.
Then again, it's probably rather nice in there, so maybe she'll choose to stay in overnight because she can't be asprsed to do the prep today. Or they could just give in to temptation and do a midnight flit