I think a lot of people like hidden-camera shows where they think they're spying on somebody who doesn't know they're looking at them. And nobody takes it seriously - you either enjoy it and get a laugh out of the reactions or not.
Betty WhiteHumor is like music. It's a rhythm, and you just kind of get the rhythm of it, and you have to know not to let the beat go too long, but to leave a beat in there for it to gel.
Betty White