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.

The arts series takes a road trip round the desert state of Rajasthan, meeting musicians whose existence is under threat from the new India. They meet Bhopa bards who recite four-night-long epics in front of huge hand-painted scrolls, saffron-clad, chillum-smoking sisters, cross-dressers and gypsy dancers who literally bend over backwards to pick up rupees.

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.