Callum McGregor is undoubtedly a Celtic legend and one of the club’s most successful players ever. Made Celtic captain in 2021 after Scott Brown’s departure, McGregor is the ultimate professional and has been a huge part of the Bhoys’ dominance of Scottish football over the last decade or so. McGregor burst onto the scene at Celtic Park in the summer of 2014 and has been an ever-present in the first-team squad since, playing under managers such as Ronny Deila, Brendan Rodgers, Neil Lennon and Ange Postecoglou. Here is absolutely everything you need to know about Celtic midfielder Callum McGreg…