The build up to one of the most hotly anticipated games the Irish football team has played in a long time is almost over.
As ever Martin O'Neill has kept everyone guessing with regard to his starting eleven.
Whoever does play will be spoken to by the manager about keeping their discipline on the Parkhead pitch.
98FM Sport's Stephen Doyle's been speaking to the Irish manager over in Glasgow
Scottish captain Scott Brown feels the Tartan Army can help his side get one over their Celtic cousins
