St. Mirren vs Celtic 22 Dec 2021 December 22, 2021 Live scores 23 Views Advertisement St. Mirren 20:45 Dec 22 Celtic Watch St. Mirren vs Celtic full match replay and highlights. 22th December 2021 This is a match in The SMISA Stadium, Paisley – Premiership, Season 2021/2022 Advertisement Share Facebook Twitter LinkedIn Pinterest