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.

Neil Lennon's rage at ref as Rangers take first blood against Celtic

Steven Gerrard: It was a blatant foul on Ryan Jack - I think Willie Collum will realise he's made a mistake

Celtic 2 Rangers 0: Brendan Rodgers now just 90 minutes away from joining elite band of treble winners

Celtic win to stay nine clear ahead of Old Firm derby

The outrage over Willie Collum's calls at Easter Road has overshadowed an uncomfortable truth for Rangers

Rangers survive test of credentials as they edge Hibs

Willie Collum backed as Rangers row referee finds ally in Hibs star who 'couldn't argue' with 3 big calls - Daily Record

Old Firm derby – FootyFanatic

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

Glen Kamara seals win for Rangers as 10-man St Johnstone question key calls, Scottish Premiership

Awkward moment referee Willie Collum loses a BOOT in Europa League clash between Sporting Lisbon and Sturm Graz

Sporting Lisbon 1-2 Real Madrid: Champions League report, goals - AS USA

Fans laugh at Old Firm's 'angry' ref for 'wrestling' stars - Daily Star