The first time Duncan tried on his trainer's glasses it was his bifocals and, having no ears he could not determine how they went on and ended up putting them on upside down.
This put the reader section at the top and looking at the ceiling fan made him think he was in it and this was the result.

A quickmission from artist  ManedWolfAshe whose queue is empty, she is open, reasonable, fast and good. Check her out and get those ideas in the back of your head made real.