Pictures, and This
When you and your daughter go to see your son and her brother in his play, you want to take a picture of them. You mention this to them, and one begins to get in frame while the other chats with a member of the audience:
Therefore, you use one of the clearest signals in the Known Universe, the Mom Throat Clear, and, voila:
And on the subject of families, the Holy Family is coming together:
Two weeks from today!