"Well, we haven't been sending each other letters exactly. We both know a lot of people, and we're kind of playing a game where we each try to figure out who around here knows the other one. All very secret 'n stuff. He got some people I know arrested last week, so this week I found somebody he knows who works in Wayne Tower and I had some guys paint the outside of the building like my makeup, with a little extra bit of smile right where that person's office is. So now my maybe-friend knows I've found that one, and it's his turn to do something."