aurora borealis

Superintendent Chalmers: Yes, I should be—Good Lord what is happening in there!?

Principal Skinner: Aurora borealis.

Superintendent Chalmers: Uh—Aurora borealis, at this time of year, at this time of day, in this part of the country, localised entirely within your kitchen?

Principal Skinner: Yes.

Superintendent Chalmers: May I see it?

Principal Skinner: No.