The often-hilarious stories of the BBC's first 50 years. The corporation's pioneers describe its evolution – which was often by accident rather than design.

This Shiver (ITV Studios) documentary reveals what happened behind-the-scenes on some of the most momentous breaking news events in our lifetime - as told by those caught up in the real-life drama, those in the newsrooms and those responsible for delivering these newsflashes into millions of people's homes. News stories covered include the death of Diana, Princess of Wales (1997); the assassination of President Kennedy in Dallas (1963); the coal-tip landslide in Aberfan (1966); the Lockerbie Air Disaster (1988); the terrorist attacks on the World Trade Center in New York (2001); the start of Operation Desert Storm during the Gulf War (1991); the dramatic end of the Iranian Embassy siege in London (1980); and the announcement of the death of the Queen Elizabeth, the Queen Mother (2002).