Ange Postecoglou has been named Scottish Premiership Glen's Manager of the Month for the third time in a row after picking up the March award.
Celtic defeated St Mirren (2-0), Livingston (3-1) and Ross County (4-0) in the Premiership and also won at Dundee United in the Scottish Cup quarter-finals.
Postecoglou's side have a three-point lead over Rangers at the top of the table going into Sunday's match at Ibrox, which is live on Sky Sports at 12 noon.
