Mitchell Argo, 22, hurled abuse at his rivals during last year’s Scottish League Cup semi-final at Hampden Park.
Dons fan who shouted sectarian abuse at Celtic supporters thought it was ‘football banter’
Dons fan who shouted sectarian abuse at Celtic supporters thought it was ‘football banter’

Dons fan who shouted sectarian abuse at Celtic supporters thought it was ‘football banter’
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