Do not worry about the lateness. Cass will tell you that I don't celebrate birthdays, so I didn't expect anything.
You might want to refrain from telling the Head Auror that you want to do something illegal. It's really not the best way to get off 'scot-free' I believe the term is.
I shall treasure your gift, although I doubt she'll ever set foot in my house, especially now that she knows that I live with Cass. That's actually a very good thing.
I'll just pretend that I didn't read that last paragraph.