Presenters Harry Gration, Joanne Malin and Neil Pringle are challenged to become stand-up comedians in the space of three weeks for Comic Relief. Show more

Weatherman Peter Cockroft explores the highs and lows of London's unique climate, revealing why the outskirts of Croydon are colder than the Scottish Highlands. Show more

Suggs explores the novels that have been written through the eyes of newcomers as they make London their home. Show more

Twiggy journeys across the capital to discover how homeless Londoners fared in the aftermath of VE Day and how the government's home rebuilding programme changed the landscape. Show more

As the Queen travels the country on her diamond jubilee tour, Carol Kirkwood meets the Londoners whom Her Majesty has visited over her reign. Show more

Josh Lewsey recalls the sacrifice made by football and rugby players during World War I and explores how they shaped the modern game. Show more

David Lindo and Alison Steadman reveal some of London's secret wildlife spots, including woodpeckers living by the Westway and lizards lounging in Hanwell. Show more

On the eve of its 25th anniversary, Sally Boazman examines how the M25 has changed the local economy, environment and living habits forever. Show more

Seventy years ago the capital came under massive attack from Hitler's bombs. London comedian Roy Hudd hears the extraordinary stories of the people who survived the blitz. Show more