![Callum McGregor responds to Graeme Souness barb as Celtic skipper vows to prove Rangers hero wrong with Euro redemption](https://cdn.newsserve.net/ONPglobe256.png)
Callum McGregor responds to Graeme Souness barb as Celtic skipper vows to prove Rangers hero wrong with Euro redemption
McGregor says you have to take the criticism personally - and use it as fuel to improve.
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McGregor says you have to take the criticism personally - and use it as fuel to improve.
Full Article