Well sometimes he has a legetimate reason, like he has swim practice or something after school and can't take the bus home. But if he drives just becuase he "wants" to like we did today, then she genetrally does not approve. Next time we will hide it from her better, as she is not usually awake when we leave in the morning and won't really notice the car gone during the day (when there are seven of them one or two missing is not very noticeable )