|This article does not cite any sources. (April 2015)|
One is an inventor, constantly introducing his inventions to the other, who responds unequivocally to every invention with an enthusiastic "Brilliant!" The other than often responds with a just-as-enthusiastic "Brilliant!", and the two then clink their Guinness beers. Such inventions have included sliced bread, the little black book, the six-pack, suntan lotion, scented candles, and Irish stepdancing.