So often in football, we talk about rivalries—things like the North London derby between Arsenal and Tottenham, the Derby D'Italia between Juventus and Inter and of course, El Superclásico between Boca Juniors and River Plate. Rivalries—between clubs and players—are what makes an otherwise meaningless game so exciting and what gives football around the world an added edge.
But what we don't often think about when it comes to rivalries is the relationships that exist between managers—particularly those that come up against each other all the time. They are professional people who have to front the media (meaning that they have to be careful in the words that they say), but there are many cases of managers who simply don't like each other at all and can't get along peacefully.
Some manager rivalries are more potent and boisterous. Others are more niggling and annoying than anything, but their dislike towards each other still exists.
Let's take the biggest managers in football who just don't like each other.