Lestat.

[ It's only polite, isn't it, to introduce one's self when someone else has done it.

And he does follow, because, really, he doesn't have anything better to do with his time. He's also not going to turn down an opportunity to get away from the castle for a moment. Being caged up isn't sitting so well with him. ]

I've been briefly, when all any of us could do was try to find information. I didn't have a prolonged enough stay to get to know it much.