Courtesy of Woody on the 606 forums:

I was in Sainsbury’s the other day buying some Oxo cubes.

They had Chicken, Lamb, Beef, and Derby.

‘Whats the Derby for’? I asked the assistant.

‘Oh that’s our new range’ she replied, ‘It’s laughing stock’.

(by Rahoul eighteensixtyfive, 19 November, 2007)