I'm beating you at mother of the year

Jack: Mom can I have a drink of your soda?

Me: No

Payton: Can I have a drink of your soda

Me: No

Payton: Why?

Me: Because I'm being selfish

Payton: I thought you were allergic to shellfish

Me: I'm being selfish not shellfish - it means I don't want to share

A few minutes later I was presented with a picture that Jack drew with "No (a picture of a fish)" and a frowny face which Jack informed me was him