Celtic have made the long trip north to Pittodrie as they face a struggling Aberdeen in the Scottish Premiership. The Dons are manager-less having sacked former Hoops player Barry Robson after a 1-1 draw with Dundee in midweek. The writing was on the wall for Robson, who will be temporarily replaced in the dugout today by Peter Leven. Aberdeen have been woeful in the league this season so Brendan Rodgers and his charges must take advantage of their form and tumultuous week. Celtic were very much underwhelming against Ross County last weekend – not for the first time this season – and thus, a c…