Our friends were giving a dinner party for first-time guests.
The hostess had gone off to the kitchen to fetch the desert: her speciality - sticky toffee pudding.
In her absence, her young son confided to the guests that they were about to enjoy the family's favourite afters.
"How nice," smiled one of the guests indulgently.
"Yes," said the boy innocently, "it's called stiffy cocky pudding..."
Out of the mouths of babes and, as they say, sucklings...