Celtic defender Alistair Johnston has paid tribute to teammates such as Callum McGregor and James Forrest for living with such an intense rivalry in Glasgow for so long. It feels like Johnston has been at the Bhoys for years but he only made his debut 14 months ago, getting stuck into Scottish football with an impressive showing against Rangers at Ibrox. It’s that rivalry in a passionate football city that is making this Celtic experience so unique for the Canadian international. He’s now opened up on what it’s like to be a part of that getting out and about in Glasgow and interacting with sup…