Unhappy customer over a coke...

I was just at Debonairs Somerset west bought a triple decker and a coke asked for a 2 litre,when I got my order it was a 1,5 told the manager to revise the cooldrink,she said no 20 minutes I waited for the pizza my wife said don't argue let's go I took the pizza and chucked in the dust pin in front of the shop.