Pun of the Day You should never feed scrap metal to cows. I tried it once, and there was a <strong>moo tinny</strong>! 11/04/2023 · The Pun Gents You should never feed scrap metal to cows. I tried it once, and there was a moo tinny! Tagged: cows HilariousPretty GoodOKPretty BadTerrible (Rate This Pun)