It is only prudent that we discuss the spelling of whiskey before continuing. The debate is real, folks. This is a topic that has warranted discussion on blogs and articles all the way to the New York Times.
It would seem a generic rule of thumb is this: countries with an "E" in their names, spell it WHISKEY (United States, Ireland) and countries without an "E" in their names spell it WHISKY (Japan, Canada, Scotland).
Several of our clients were mentioned in the articles, from Whiskey Nirvana to Give These Bars a Shot.