Of all the people out on the pitch, the referee has the greatest say in the direction of a match. Usually it's 11 vs. 11, but if the ref gets a decision wrong it can often end up looking like 10 vs. 12.
There is no doubt about it, the role of the referee is probably the hardest and toughest position on the pitch. But have you ever noticed that the best referees are the ones you don't notice?
Here, Bleacher Report looks at 20 of the worst referee calls this season, from flagrant abuse of the red card to disallowing goals that should have been to missing incidents that could be seen from Mars.
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