Santa's Little Helper because there were animation problems with the others. Jean told the "Houston Chronicle" in 2001 that after the first episode was broadcast and "the next seven didn't have the dog, people wondered why." He also said in 2003 that the staff enjoyed the first episodes that centered on him, particularly "Simpsons Roasting on an Open Fire", which is the reason that more episodes about him were written. Writer John Swartzwelder has noted that the staff members of the show write the character Homer in the same way that they write Santa's Little Helper: "Both are loyal. Both have the same
Santa's Little Helper emotional range. And both will growl and possibly snap if you try to take their food." Although animals in cartoons often behave with "semi-human awareness", Groening said on the DVD audio commentary for the episode "Two Dozen and One Greyhounds" that he prefers animals in cartoons to behave exactly the way they do in real life. As a result, Santa's Little Helper is depicted in this way on the show. There have, however, been some exceptions for gags, but most of the time the staff of "The Simpsons" tries to keep animals acting realistically. Several journalists have commented on the