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Four goals from Gary Hooper guided Celtic through to the next round of the League Cup.
They beat Raith Rovers 4-1 in the third round last night.
There were also wins for Hearts, Inverness, St Johnstone, Dundee United and St Mirren.
Tonight, Rangers face SPL opposition for the first time since being relegated to the Third Division. They welcome Motherwell to Ibrox. Dunfermline host Aberdeen in tonight's other game.