It had to be Andy Halliday that scored against Rangers to open the scoring for Motherwell to put the team he loves under a world of pressure. As has become the custom for modern footballers after hitting the back of the net, the 33-year old acknowledged his former team’s support by not over-celebrating – a goal that saw some half-time conversations and an intervention from Philippe Clement. Bizarrely, Halliday, who was a regular at Ibrox in his youth, has seen his reaction come under criticism for not rejoicing on the biggest stage, a far cry from a certain Maurice Johnston scoring his first O…