The Scottish Cup fifth round has arrived and St Mirren vs Celtic will be the penultimate tie of the weekend fixtures. The Hoops need not just a morale-boosting result to keep their hopes of winning the Double alive but also a spirited performance to convince fans they still have the hunger to win football matches. That has been doubted over recent weeks with poor displays against Aberdeen and Hibs. Four points out of six were collected but in that time, Rangers have managed to catch Brendan Rodgers‘ side at the top of the Scottish Premiership. Attention turns to the cup momentarily and winning…