Daizen Maeda took his Celtic tally to 50 goals as his hat trick helped the much-changed holders into the Scottish Cup quarter-finals with a comfortable 5-0 win over Raith Rovers. Brendan Rodgers brought nine players into the starting line-up but it was very much business as usual as Celtic extended their unbeaten home run to 32 matches - one shy of the mark reached by Gordon Strachan's vintage of 2007.