
The six diverse classes that American whiskey is divided into is a direct results of the numerous aging occasions. A drappie (drop) o' the true MacKay," which was possibly the first time the phrase appeared in print. Messrs A. & M. Mackay of Glasgow used the slogan, "the actual McKay," to promote their whiskey brand in 1870. Once the saying reached the U.S., it was modified to its current type --"the real McCoy," likely due to the well-known...