We're into the second half of today's 3pm kick-offs - Hearts lead St Johnstone by a goal at McDiarmid Park, Falkirk are 2-0 up against Greenock Morton, and it's goalless between St Mirren and Ross County at The SMISA Stadium. Gordon Duncan, Hugh Keevins, Mark Wilson and Gordon Dalziel are taking us through the second halves, before kick-off at Hampden Park between Celtic and Aberdeen at 5:30pm.