A kid had been fooling around …

A kid had been fooling around with fireworks in his back yard. He ran in through the back door loudly proclaiming, ” Mum, Mum, I just stuck a Roman Candle up a duck’s ass”
His mother, dismayed with this turn of phrase corrects the child.”Rectum dear, rectum.”
The boy responded, “Wrecked ‘im? Nearly blew his fucking head off!”