Ms A wins so many prizes today: (1) neatest handwriting by a country mile on a shopping list (2) easy to pull trolley without a mind of its own and (3) a chance to go to Iceland without having to quarantine upon my return or queue for 4 hours at an airport.

It was only as I went round picking up the few, mostly liquid, items that Ms A needed did I realise the true wisdom of her provision of the trolley, especially in this afternoon's heat - I also learned you get a lot for £10 in Iceland, making a mockery of the claim that it's one of the most expensive places to visit...