Europa League campaign that has brought them nothing but misery, but first they have the visit of French side Lille to contend with.
The dead-rubber nature of the tie means it won't be the most hotly anticipated European night at Parkhead but it's a chance for Neil Lennon 's team to sign off with their dignity intact.
They have plenty to prove and will be keen to go one better than their draw in France and show they are better than their single point from five games suggests.
There's also the matter of coefficient points at stake which could affect Celtic 's future in UEFA competitons. Ukraine are breathing down Scotland's neck, jeopardising the automatic Champions League spot that will be coming our way if things stay as they stand.
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