Yum yum yum yum. That's usually the response but once the camera rolls, they get a little quieter. Shannon taught them how to lick their lips but it does more damage instead of helping clean up. They end up with pudding smeared up to their nose and down to their chin and look like they have big chocolate lips!
I'm not sure what Sara was doing with her tongue. The only thing I can think of is that she was imitating the dog when she incessantly moves her tongue in and out of her mouth. Everything is repeatable these days.