"Ahhhh Mummy, I just told Baby Annabel that she was a pretty girl!"
Me: "Oh did you? That's lovely! What did she say?"
Pixie: "Well nothing Mummy. Because she's a dolly. And dollies don't talk."
A look of 'How thick are you Mummy?' across the duvet.
Stupid Mummy. I should know that shouldn't I? A three-year-old knows that.