Artist Grayson Perry has been working behind the scenes at the British Museum to stage his most ambitious show yet: The Tomb of the Unknown Craftsman. Given free rein to choose whatever he wants from the Museum's vast collections, Perry has also produced some 25 new works of art, from his trademark ceramics to a working motorbike. Imagine follows Perry for more than two years as he creates his own imaginary civilisation at the heart of the British Museum.

In Jennifer Lebeau's film, Simon and Garfunkel: The Harmony Game, Paul Simon and Art Garfunkel talk openly and eloquently about an extraordinarily creative period in their career - the making of Bridge Over Troubled Water. The story behind what was to become their final album has long been shrouded in rock and roll mythology and is told in gripping detail in these rare interviews. Archive footage is used to reveal technical breakthroughs and the emotional feelings the two artists had for each other.

Sir Alan Ayckbourn is often described as the world's most performed living playwright. Yet it is his popularity that has often led to him being overlooked as a serious dramatist in the UK. As he premieres his 75th play in his seaside theatre in Scarborough, Imagine sets out to discover why Ayckbourn is so popular, and a chorus of distinguished fans explain why he must be recognised as one of the great dramatists of our time.

Vidal Sassoon is more than a hairdresser - he created styles that defined a generation. Craig Teper's film charts the career of the man who invented the bob-cut and, over the course of more than fifty years, created one of the most recognisable brands in the beauty business.

With the rise of electronic books, is the final chapter about to be written in the long love story between books and their readers? Will the app take the place of the traditional book? Alan Yentob discusses the subject with writers Alan Bennett, Douglas Coupland, Ewan Morrison and Gary Shteyngart, publisher Gail Rebuck, agent Ed Victor and librarian Rachael Morrison. They also smell books, making precise notes about the distinctive aroma of each.

Alan talks to comedians both in Britain and America, finding out their about different backgrounds and influences and their passion for making people laugh.

The second of a two-part series for Imagine on the art of stand-up comedy. Alan Yentob talks to comedians in Britain and America, exploring the evolution of stand-up and how it transfers to other mediums. He also joins Eddie Izzard backstage for the first solo stand-up show at the Hollywood Bowl.