This landmark episode sees the show celebrate its 100th edition with a lady who was known as 'the face of the 60s'. Supermodel Twiggy was just 16 years old when her whole world was transformed when a reporter spotted her photo on the wall of a London hairdresser. Young Lesley Hornby soon found herself catapulted into a live of super stardom. Tonight she take a close look at her family's past where she discovers a history involving strong women that may go in some way to explaining how Twiggy became the icon that she was.