"Yes darling, I'll be there in one moment. Mummy just needs to drink her special orange juice and put on her special face cream and special underpants before she can leave for school.
Why? Because Jonathan says his mummy has been on holiday for a long time now, and Jonathan's daddy is sad, so he needs a special hug. So mummy wants to look nice for Jonathan's daddy. Won't be long, darling."
One supremely honest child was asked to draw their mum in the morning and in the evening, and, well, look at it. It's not wrong, but it's not right either. Let this be a lesson to you - always check your kids' homework. Then throw it away, quickly.