A double from Australian striker Scott McDonald secured Celtic a 3-1 win over Hibernian in the Scottish Premier football League.
Celtic lead the SPL by four points over arch rivals Rangers, who drew 0-0 with Aberdeen.
In other results, third-placed Dundee United beat St. Mirren 3-2, Hearts also won 3-2 over cellar dwellers Inverness Caledonian Thistle while Motherwell drew 1-1 with second-bottom Falkirk.