Santa's Little Helper barrier, allowing the dog to understand Bart's commands, and consequently pass the obedience school. Santa's Little Helper has fathered several puppies. In "Two Dozen and One Greyhounds" (season six, 1995), he runs away to the dog racing track where he mates with a female hound named She's the Fastest. She later gives birth to 25 puppies and when the Simpsons cannot take care of them any longer, they decide to sell them; however, Mr. Burns steals the puppies and decides to make a tuxedo out of them. Before he does this, however, he becomes emotionally touched by them. This convinces
Good Night (The Simpsons) and looking a little worse for wear." DVD Movie Guide says, "I’ve seen a few additional Ullman shorts and think they’re nearly unwatchable, so I can’t say I miss them, at least not for their entertainment value. However, they’d make a nice historical addition, so it’s too bad we only get this single clip. The first one ever aired, “Good Night Simpsons” runs for 115 unfunny seconds." The Digital Fix says the short extra on the DVD "showcases the superb sense of humour that has made The Simpsons what it is today", and that "the picture quality is quite breathtaking