An Irish accent is about as fickle as they come.
Just when you think you've managed your 'yizzers' from your 'beures' , you head to the next county and everything changes all over again.
The Irish brogue has confused, bemused and frightened many of the world's finest thespians for decades - and it's not done messing with our heads just yet.
Facts brought together some Yanks with some Jackeens and tested out their gift-of-the-gab factor. See how they fared below.
Good on them for trying though! She's a fickle mistress.
Know any Yanks who are worth their weight in 'howiyas'? Let us know in the comments.