Santa's Little Helper and is the center of the plots of several episodes. During the course of the show, he has fathered litters of puppies, passed obedience school, had surgery for bloat, replaced Duffman as the mascot for Duff Beer, and been trained as a police dog at Springfield's Animal Police Academy. Some of the episodes that focus on Santa's Little Helper have been inspired by popular culture or real experiences that staff members of the show have gone through. Although cartoon animals are often anthropomorphized, Santa's Little Helper generally exhibits canine behavior. Cast member Dan Castellaneta currently provides the dog's sounds on
Brother's Little Helper at the time, I didn't think I needed to be taught a lesson while I watched The Simpsons. I still don't." He did, however, "love" the "tag back" to the volunteer fire department seen in the beginning of the episode, and "the fact that they can't find how to fight a satellite fire in their handbook". In his review of "The Simpsons - The Complete Eleventh Season", Brian Tallerico of The Deadbolt considered "Brother's Little Helper" to be one of the season's best episodes. Colin Jacobsson of DVD Movie Guide was favorable as well, calling the episode "pretty good" and