Hey ref, how about giving me a haircut?

A dancing chemist, a British policeman and doppelganger for a Hollywood star, a Swedish millionaire and a hair salon owner are all playing central roles at the World Cup.

These are just some of the varied off-pitch personas of the 25 referees attempting to keep things rolling smoothly in Brazil.

Chip away at the granite-like veneer of the man in the middle and there's a treasure trove of weird and wonderful aspects of humanity waiting to be unearthed.