GLASGOW, SCOTLAND - SEPTEMBER 13: (L-R) Celtic's Callum McGregor, Sam Johnstone, Liam Scales and Kieran Tierney look dejected during a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 13: Celtic's Kieran Tierney looks dejected after Rangers score their second goal during a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Paul Devlin / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 13: Rangers' Minsu Kim (L) and Celtic's Kieran Tierney in action during a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Paul Devlin / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 13: Celtic's Kieran Tierney warms up before a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 13: Celtic's Kieran Tierney warms up before a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 13: Celtic's Kieran Tierney arrives ahead of a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 13: Celtic's Kieran Tierney arrives ahead of a Premier Sports Cup Quarter-Final match between Rangers and Celtic at Ibrox Stadium, on September 13, 2026, in Glasgow, Scotland. (Photo by Paul Devlin / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 11: Callum McGregor, Colby Donovan and Kieran Tierney during a Celtic training session at the Lennoxtown Training Centre, on September 11, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 11: Callum McGregor, Colby Donovan, Kieran Tierney and Auston Trusty during a Celtic training session at the Lennoxtown Training Centre, on September 11, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 11: Kieran Tierney during a Celtic training session at the Lennoxtown Training Centre, on September 11, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 11: Kieran Tierney, Colby Donovan and Callum McGregor during a Celtic training session at the Lennoxtown Training Centre, on September 11, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 11: Kieran Tierney, Colby Donovan and Callum McGregor during a Celtic training session at the Lennoxtown Training Centre, on September 11, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 11: Kieran Tierney during a Celtic training session at the Lennoxtown Training Centre, on September 11, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
PERTH, SCOTLAND - SEPTEMBER 09: Celtic's Kieran Tierney in action during a William Hill Premiership match between St Johnstone and Celtic at McDiarmid Park, on September 09, 2026, in Perth, Scotland. (Photo by Ross MacDonald / SNS Group)
PERTH, SCOTLAND - SEPTEMBER 09: Celtic's Kieran Tierney in action during a William Hill Premiership match between St Johnstone and Celtic at McDiarmid Park, on September 09, 2026, in Perth, Scotland. (Photo by Ross MacDonald / SNS Group)
PERTH, SCOTLAND - SEPTEMBER 09: Celtic's Kieran Tierney during a William Hill Premiership match between St Johnstone and Celtic at McDiarmid Park, on September 09, 2026, in Perth, Scotland. (Photo by Craig Williamson / SNS Group)
PERTH, SCOTLAND - SEPTEMBER 09: Celtic's Kieran Tierney during a William Hill Premiership match between St Johnstone and Celtic at McDiarmid Park, on September 09, 2026, in Perth, Scotland. (Photo by Ross MacDonald / SNS Group)
PERTH, SCOTLAND - SEPTEMBER 09: The shirt of Kieran Tierney is pictured before a William Hill Premiership match between St Johnstone and Celtic at McDiarmid Park, on September 09, 2026, in Perth, Scotland. (Photo by Ross MacDonald / SNS Group)
PERTH, SCOTLAND - SEPTEMBER 09: The socks and shorts of Kieran Tierney are pictured before a William Hill Premiership match between St Johnstone and Celtic at McDiarmid Park, on September 09, 2026, in Perth, Scotland. (Photo by Ross MacDonald / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 08: Kieran Tierney during a Celtic training session at Lennoxtown Training Centre, on September 08, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 08: Kieran Tierney during a Celtic training session at Lennoxtown Training Centre, on September 08, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 08: Kieran Tierney during a Celtic training session at Lennoxtown Training Centre, on September 08, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 08: Kieran Tierney (L) and Shumaira Mheuka during a Celtic training session at Lennoxtown Training Centre, on September 08, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 08: Kieran Tierney is greeted by Stephen McManus during a Celtic training session at Lennoxtown Training Centre, on September 08, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
GLASGOW, SCOTLAND - SEPTEMBER 08: Kieran Tierney during a Celtic training session at Lennoxtown Training Centre, on September 08, 2026, in Glasgow, Scotland. (Photo by Craig Williamson / SNS Group)
