Tryihg not to post too much on the boards...was just lurking and I saw your post.
I'm sure you've already done this, but just in case I'll throw it out there. If he gets in to that baby-talkin thing...flat out tell him when he does that all it does is make you think of needy babies, and that's not where you want your mind to go right then, tell him it's a turnoff...a BIG ONE.