"Two Dozen and One Greyhounds" was written by Mike Scully and guest starred Frank Welker as a pet greyhound who was introduced in a special called what?
Two Dozen and One Greyhounds: "Two Dozen and One Greyhounds" is the 20th episode of "The Simpsons"' sixth season. Santa's Little Helper:  The dog was introduced in the first episode of the show, the 1989 Christmas special "Simpsons Roasting on an Open Fire", in which his owner abandons him for finishing last in a greyhound race.
i don't know