Dress shirts, boxer shorts, tights, pyjamas, ETBs... You can find them all in Alfie Bruce's van which has toured the north-east of Scotland for decades. There used to be hundreds of these mobile shops travelling around Scotland selling everything from fish to furniture - but they've all but been replaced by supermarket vans and couriers delivering online shopping. Mark Stephen takes a trip with Alfie to hear the history of these vans - and to discover what exactly a pair of ETBs is. Show less