When Gary crosses off the tenth pub on the map, the figure of the "modern art" statue can be seen on the map just below the second and third pubs. But since this is the same map he used for the original crawl, before The Network arrived, and since the statue is apparently part of The Network, it should not appear on the map. It is also apparent that the statue was not there at the time of the original Golden Mile since they wonder about what it is when they pass it earlier in the night.
One of the three girls swallows the
wedding ring and later it's retrieved by pulling it out of
her stomach, but earlier in the fight in the toilet when
the boy's head came off, there were no pipes or tubes
connecting the head to the stomach.
Andrew Knightley's law firm is called Beckingham, Davies and Knigthley LLB. In England, the suffix 'LLB' means 'Bachelor of Laws' and describes a person who has an undergraduate degree in Law. Law firms should bear the suffix 'LLP' ('Limited Liability Partnership').
When Gary is telling the boys what he's changed on the car since they last saw it he says "Carburettor" The car is a Ford Granada 2.8i Ghia X this model did not have a carburettor it was fuel injected.