'Ello, I wish to register a complaint. I suspect this is a dead fly. 'E's passed on! This fly is no more! He has ceased to be! 'E's expired and gone to meet 'is maker! 'E's a stiff! Bereft of life, 'e rests in peace! 'Is metabolic processes are now 'istory! 'E's kicked the bucket, 'e's shuffled off 'is mortal coil, run down the curtain and joined the choir invisible! This is an ex-fly! And the reason that it had been sitting on its perch in the first place is that it has been impaled there.