Half bottles of 1997 Chateau d'Yquem for £79.99
(1997 was a top year of the 90's for Sauternes).
Got to the checkout & the middleaged checkout girl said "You do know how much this costs?" Yup
"We had a gentleman the other day who nearly passed out when he saw how much it was".
Well, it's because they make it from rotten grapes. They throw the good grapes away and only use the rotten ones for the wine. Her expression told me she thought I was winding her up...