Life in the country's busiest air terminal continues to be documented by the team that brought you Little Britain. For months, the BBC's cameras have followed people at check-in, in departures, on the runway, and to the toilet. This is what they found.

Also featuring Tommy, Happy Burger's newest employee and pilot-to-be, and the story of what went so badly wrong for Peter and Judith on their FlyLo cruise.

Another visit to one of Britain's busiest airport terminals, in the company of Matt Lucas and David Walliams.

There is a bumpy ride ahead for husband-and-wife pilot team Simon and Jackie when Simon's one-night stand is rostered onto their flight to Barcelona. Can their marriage survive this latest turn of events?

Low-cost airline FlyLo becomes carbon-neutral at the insistence of owner Omar Baba, and we find out which member of FlyLo's glamorous check-in staff is the object of desire for Tommy Reid.

Up in first class, Penny gets a discreet visit from a member of the Royal Household, and we follow the important work of dog handler Steve Downes and his canine partner Bobo as they patrol the baggage halls for contraband.