Example of Brit humor, the more absurd, the better.
Even though the end of life for these two chaps is inevitable, they are clearly focused on the irrelevant
Oh tosh, I think I left the kettle on.
Really? I hope you purchased the extended warranty.
The only thing missing is a back ground scene, where John Kleese is riding an imaginary horse in pursuit of a sword wielding Bunny Rabbit.
Now that's funny.