Celtic v Rangers: Old Firm 'the biggest derby in the world'
Former Celtic midfielder Si Ferry and ex-Rangers player Andy Halliday chat to Connie McLaughlin about why they think the Old Firm match is "the biggest derby in the world".
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Former Celtic midfielder Si Ferry and ex-Rangers player Andy Halliday chat to Connie McLaughlin about why they think the Old Firm match is "the biggest derby in the world".
