hi chickadee,
ive noticed the place where they go to do their shopping is called 'the borough'
ive found this if its of any help to you, i think its the place where they go.....?
About Borough Market
Address: Borough High Street, Stoney Street and Winchester Walk, London, SE1 1TL
The London Borough Food Market was recently voted a top London tourist attraction in a London survey. This market held on a Friday and Saturday attracts hordes of people all vying to sample some of the best gastronomic delights that London has to offer, from fruit and veg to cakes, breads, meats and cheeses � there is every smell and flavour you could ever hope for as well as a great mixture of authentic style ingredients from a large variety of countries. The London Borough Food Market will also give you the opportunity to do some star-spotting as some of the UK�s top celebrity chefs have been spotted walking amongst the stalls.
Open: Fri noon-6pm and Sat 9am-4pm