6 x 330 ml cans buy 1 pack pack get the other free. 12 cans for £2.85 = 0.23 pence per can. Beats any other offer I know of from the other main supermarkets. Regular and diet were on display. I'm sure they'll be the odd one saying that it's cheaper elsewhere.
** this is from Co-op stores** Oh and this is NOT Pepsi it's COKE (like it says and the picture shows).