One is for people that you don't really know too well. You just pick up one finger and for people that you really know a little more, you pick up your whole hand. But if you really know somebody that you really, really like, you really shake your hand back and forth [laughter]. Let's see, this is going to be {unintelligible]. Let’s see, hi. See he waves and then he shakes his finger at me, that what am I doing? [Laughter].