Conway headed a Nugent effort off the line and substitute Aron Gunnarsson fluffed his lines when presented with a great chance late on.

It was an old and pathless forest, and you could not keep anything like a straight course in it.

hard right, hard left

The incident provoked an angry exchange between Diouf and the Celtic bench and, after the Rangers dug-out got involved, Diouf was booked and Rangers assistant manager Ally McCoist and Celtic boss Neil Lennon were given a warning by referee Murray.