Celtic begin their Champions League campaign this evening when they face Linfield at Windsor Park in Belfast, kick-off 5.00pm.
The second leg goes ahead at Parkhead on Wednesday night, with a place in the third qualifying round of the competition against Dundalk or Rosenborg up for grabs.
Brendan Rodgers' side reached the group stage last season, knocking out Lincoln Red Imps, Astana and Hapoel Be'er Sheva en route.