St Mirren beating Celtic in the League Cup Final wasn’t just a shock result — it was a psychological moment in Scottish football.

For decades, teams outside the Old Firm have carried an invisible barrier into these games. On this night, that barrier didn’t just wobble — it broke. This episode isn’t about tactics or stats. It’s about belief, mentality, and what changes when fear disappears.

This is football as thinking, culture, and emotion — not noise.