Poor aul Malachy
Liveline host Joe Duffy covered a very interesting topic on this morning's Gift Grub.
His guests were senior citizen Malachy and a 16-year-old Greta Thunberg-type girl called Fidelma, who wanted to teach her elder how to survive in a new, eco-friendly world at Christmas time.
But Malachy isn't too impressed with her "gift" of knowledge.
Check out the fun in full by pressing the play button on screen.
Catch Gift Grub on The Ian Dempsey Breakfast Show weekdays.