why do union leaders sound so common?

Cause union members are also common. Be one of the gang.

Because thats usually exactly what they are, normally bolshy, aggressive types who like to know everyones business and would rather be at union meetings than their work.

Do they tend to be from a certain - ahem 'geographical' region?

well yeah and they're all northerners

Snob

apart from the dodgy east end geezers

hark at you!

http://en.wikipedia.org/wiki/Pentonville_Five

I know Vic Turner, he used to bet with me.

He was mayor of Newham as well.

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