They are in training at the moment for the busiest day of their year.
Some come out to do a few extra jobs pre-Christmas, but most just take it easy and rely on the modelling and promo they do at other times of the year.
Top: Wimbledon, Crouch End, Regent St, Chelsea
Middle: Chelsea, Holloway, East Finchley, Lambeth
Bottom: Kings Cross, More London, Covent Garden, Hampstead