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.

Celtic 5 - 1 Rangers: Brendan Rodgers' bhoys hammer rivals at Old Firm derby

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

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

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

Willie Collum reveals how close he came to quitting as referee recalls Christmas shopping abuse - Daily Record

Willie collum hi-res stock photography and images - Alamy

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

Celtic see off Old Firm rivals Rangers to reach Scottish Cup final - Eurosport

Rangers vs Celtic LIVE REACTION as Tierney's season could be OVER, Gio backed, Hateley slams lack of investment

cedric itten News, Updates & Analysis

Champions League: Alfredo Morelos an unwanted side-issue as Rangers face crunch game against PSV

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