Okay, this person seems to have about the right sort of handle on things. This has been duly categorized as a Weird Thing Someone Is Doing. The questions "who or what" and "why" are, by her suggestion, privileged over more complex questions like "where" or "how".

"Yeah, odd- is that- those- not fireworks, the-"

He steps outside, notes that it is a bright and sunny morning and the sky is not full of exploding stars, and steps back in.

"The outside is different from this outside. The outsides don't match. How can outsides not match?!"