Willie Collum helps ex-Rangers star to first Champions League goal

Controversial Scottish referee awards a Champions League penalty to Young Boys which is duly dispatched by ex-Rangers striker Cedric Itten.

The remarkable Willie Collum Rangers v Celtic stat which will leave fans of both teams open-mouthed

Gerrard fumes as Ntcham hands Rodgers first blood in Old Firm battle - The Namibian

Willie Collum Aberdeen vs Rangers display analysed as ref shows 10 cards and VAR delivers penalty verdicts - Football Scotland

Connor Goldson Rangers handball called out by ex-ref but Steve Conroy hails John Beaton as fantastic - Scottish Daily Express

Celtic win to stay nine clear ahead of Old Firm derby

Willie Collum pulls out of Aberdeen vs Hibs clash a day after Rangers slam referee - Daily Record

Willie Collum helps ex-Rangers star to first Champions League goal

Rangers fans can stop early Willie Collum blame game as Celtic don't need kick and push tactic - Hotline - Sports Hotline - Daily Record

Celtic 1-1 Rangers: Morelos keeps Gerrard's champions unbeaten

Jota and David Turnbull help Celtic close gap with another win on road

The remarkable Willie Collum Rangers v Celtic stat which will leave fans of both teams open-mouthed

Why do Rangers fans continue to indulge unfit, untrustworthy and unreliable' 165-goal star, queries pundit

Willie Collum Rangers vs Celtic record examined as experienced whistler handed Scottish Cup semi-final - Football Scotland