Gareth Greenfield, from Dromore who is a former pupil of Friends' School in Lisburn, asks 'Homecoming Royalty' at the University of Central Missouri to take the test. He asks those participating to translate: 'What's the craic'; 'Quit your 'faffin'; 'Ack yous-uns are eejits'; 'Let's head out for a wee dander'; and 'Do you think I came down the Lagan in a bubble?'.