During the three minute film, which will appear to those accessing Wi-Fi services at London's Heathrow airport, Stephen talks about how to behave in a traditional British pub as well as giving conversational tips.

In the guide, made with acclaimed TV comedy writer Graham Linehan, The Hitchiker's Guide To The Galaxy star also praises locations across the British Isles.

"From Snowdon to the Scottish Highlands and London to Londonderry, modern Britain is a truly extraordinary place," he tells Britain's Daily Mail newspaper. "With a fantastic blend of cultures and traditions, we're a nation renowned for its sense of humour, unspoken rules and little quirks...

"I hope people enjoy watching the video, which celebrates some of our wonderful eccentricities and welcomes people to the U.K. with a good old dose of British humour."

Heathrow chief-executive John Holland Kaye adds, "We know from our passengers that it's important to them to feel they have arrived in the U.K. from the moment they disembark from the plane, and what better way to do that than with a fun film from one of the country's most beloved comedians."