Parents know all too well the often tiresome battle of getting children to stay in bed and go to sleep at night.
For this mum, things were made even harder by her son's super speedy tactic for getting downstairs.
"After one hour of trying to get Adam to sleep..." the mother says on camera while her son is bouncing around on the bed.
Within seconds Adam is out of his room, across the landing and down the stairs.
How does he do it?
Here's a clue.