I think a big moment in the books (apologies as I don't remember exactly when this happens) but Cersei describes she and Jaime as "one person"- she wants to be him, or she feels like she IS him, in a very real way. She has a really hard time with his losing a hand because she regards it as HER hand. There's a whole…

The sex scenes in the books are all pretty awfully written.

I don't think she's a named character in the books, but there is a pair of prostitutes sent to Joffery, in an attempt I think by Tyrion and Littlefinger to stop him from being so awful to Sansa… and he does either kill or physically torture them. It's not totally off book, just developed so that you have some…