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From friendly rivals to bitter adversaries, this series will discover the history of two of football's biggest teams and challenge some of the myths associated with both clubs. Along the way a fascinating social history will be revealed, and how Rangers and Celtic have come to dominate - and divide - a city.

Joy and Pain
Sports journalist Graham Spiers recalls the controversial article he wrote in 2004 about bigotry at Celtic and Rangers matches. Six years on he talks to fans and anti-sectarian organisations to find out what has changed. Show less