This episode is on the road and deep underground with Transport for London's ticket inspectors as they battle fare dodgers and deal with verbal abuse and a host of grumpy passengers.
It is opening night for Elf the Musical at the Dominion Theatre, but how will staff cope when the reindeer and sleigh that have been hired for a publicity event run into an anti-capitalism riot? Mounted police make their way down the street.
Plus, a look at a coffee shop doing its bit to help keep rough sleepers fed.
