10 cans of the fizzy stuff at B&M this morning was bulk stacked at £3.25 each, but scanning at £1.99.
Not sure if this is a regular thing or not as I've not been in that shop for ages, but thought I'd share in case this hasn't been mentioned before!
Thanks to Totality on MSE
BARGAIN AT 20P A CAN!! (19.9p)
EDIT: dated this month (April)