Arsenal boss Arsene Wenger found himself in some fairly hot water with the FA after getting involved in an argument with referee Mike Dean over a penalty awarded to West Brom during a 1-1 draw between the sides on the final day of 2017.
The manager was slapped with a fine, as well as a three-match touchline ban for being adjudged to have called the ref's integrity into question after the match.
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This is all well and truly behind us, and Wenger has a lot more to worry about these days, with Alexis Sanchez potentially on the verge of an Emirates exit.