Santa's Little Helper the show, but voice artist Frank Welker has also voiced him. Santa's Little Helper has become a popular character following his appearances on "The Simpsons". He ranked 27th in Animal Planet's 2003 television special "50 Greatest TV Animals" that was based on popularity, name recognition, and the longevity of the shows. He has also been featured in merchandise relating to "The Simpsons", such as video games, board games, and comics. Santa's Little Helper is a greyhound that appears on the animated television series "The Simpsons" and is the pet dog of the Simpson family. He can often be seen on
The Simpsons: Night of the Living Treehouse of Horror a side-scrolling platformer. The game features seven levels, each one of which re-creates a tale from the annual "Treehouse of Horror" episodes of the American animated television series "The Simpsons". All five members of the Simpson family have their own level, with the exception of Homer, who has three. The levels include Marge in a zombie tale, Maggie as a fly, Lisa fighting cannibalistic teachers, Bart rescuing Santa's Little Helper in a haunted house, and Homer as a vampire killer, a robot, and the large ape King Homer. "The Simpsons: Night of the Living Treehouse of Horror" was developed by