Do they speak English in What?

The Luas (tram system in Dublin) on my way home this evening.

I guess the guy beside me on the Luas was a Pulp Fiction fan - and I'm not referring to the fantasy novel he was reading. His hoodie was decorated in cartoon pictures of Vince and Jules (Travolta and Jackson), against a background of Jules' quote from Ezekiel about striking down with great vengeance and furious anger yadda yadda yadda...