Come on. Surely you can see it too? Hasn’t the release of Nicola Sturgeon’s memoir and the arrival of the new Bay City Rollers musical, set to open in Glasgow, thrown up the real, undeniable parallels between the lives of the former First Minister and the Rollers' front man Les McKeown?

What? You can’t recognise the clear connection with two young people who claimed to be shy and lacking a real sense of identity – yet given the chance to appear in the spotlight, chased fame and attention as fast as you could say shang-a-lang? And didn’t they both sell tartan to the world – and go on to become heritage acts?

Let’s rewind, shall we? Nicola was a bright young woman but hardly a stand-out in the personality stakes. Naturally shy, she was destined for the life of ordinariness as a family law solicitor. But when politics beckoned, the young woman from Dreghorn seized the chance to change the world and slip into skyscraper-sized heels. Les, meanwhile, was an entirely average paper mill worker who appeared in a covers band, but once he realised the power of rock ’n’ roll, pursued it with all his might.

Each however would reveal a single-mindedness that knew little bounds. As success grew, Nicola became a divisive figure in her party. Fellow MSPs such as Dorothy Grace Elder and Michelle Thomson described how they were ignored by the woman with little time for those deemed less important. Les, of course, had a fractious relationship with members of the Rollers, in particular Eric Faulkner; neither Nicola nor Les will be........

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