Rangers are 90 minutes away from the winter break but the heat is still firmly on Giovanni van Bronckhorst. A win over Hearts in midweek eased the pressure slightly on the Dutchman but there is simply no margin for error.
Anything other than three points against St Mirren and that month-long shutdown will afford the Ibrox board time to think - and possibly act.
The Buddies have already beaten champions Celtic on their own patch earlier this season and repeating that today would earn them a first Old Firm league double since 1989/90.
Stephen Robinson's men have made a solid start to the season which has seen him reportedly attract the attention of Luton Town.
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