John Sutton and Jack Baird are on target as Championship strugglers St Mirren upset Dundee in the Scottish Cup.
Chris Routis scores twice as Ross County thrash promotion-chasing Dundee United in the Scottish Cup fourth round.
St Johnstone ease past League One Stenhousemuir in the fourth round of the Scottish Cup.
Partick Thistle comfortably overcome Highland League side Fomartine United in the fourth round of the Scottish Cup.
Kenny Miller rescued Rangers’ William Hill Scottish Cup hopes as his late double handed the Ibrox side a dramatic 2-1 win over Motherwell.
Kenny Miller scores twice as Rangers come from behind to beat Motherwell and reach the Scottish Cup fifth round.
Preview followed by live coverage of Sunday's Scottish Cup game between Albion Rovers and Celtic.
Brendan Rodgers insists Albion Rovers have been getting Celtic's full attention ahead of their Scottish Cup clash on Sunday.