Angela Rippon, Gloria Hunniford and Julia Somerville investigate look at problems faced by viewers when out shopping or at the supermarket. An exclusive undercover report reveals widespread mislabelling of fresh and frozen fish, and with customers of one big name up in arms over a change to their reward points, there is advice on how to make sure you are getting the most from supermarket loyalty schemes. There is also a look at how the latest self-checkout technology is set to transform supermarket shopping.