One of the great things for getting kids off to bed on Christmas Eve is NORAD.
www.noradsanta.org/en/index.html
You can tell them how close they are to not getting stuff because they are not in bed and asleep and they believe you (for now).
www.noradsanta.org/en/index.html
You can tell them how close they are to not getting stuff because they are not in bed and asleep and they believe you (for now).