Saatchi & Saatchi at 50: Five decades of troublemaking and genius

What were they thinking? There they were, Charles and Maurice Saatchi, kings of the ad world, trying to buy a bank. A bank! What did they know about high street banking? The two brothers had set up one of the most successful ad agencies in the world, Saatchi & Saatchi, slurping up talent and rivals like a whale would plankton, striking deals with British Airways, Silk Cut and Toyota. And then, come 1987, they want to buy Midland Bank, the fourth largest in Britain.