Mad shot - What you say to someone who’s so clueless they think the sky

What you say to someone who’s so clueless they think the sky is a plate and the clouds are just the food on it

'Mad shot? You think the sky is a plate and the clouds are just the food on it.'

'You said mad shot? I thought you were talking about a restaurant.'

'Mad shot? You’re like a kid who thinks the sun is just a giant light bulb.'