"Homer's Enemy" is the twenty-third episode of the eighth season of the American animated television series The Simpsons. It was first broadcast on the Fox network in the United States on May 4, 1997. "Homer's Enemy" was directed by Jim Reardon and written by John Swartzwelder, based on an idea pitched by executive producer Bill Oakley. In the episode, Frank Grimes is hired as a new employee at the Springfield Nuclear Power Plant. Despite Homer's attempts to befriend him, Grimes is angered by Homer's laziness and incompetence. He decides to make Homer his enemy, and tries to expose his flaws through public humiliation. In the subplot, Bart buys a run-down factory for a dollar. The episode explores the comic possibilities of a realistic character with a strong work ethic hired for a job where he has to work alongside a man like Homer. Grimes was partially modeled after Michael Douglas's character in the film Falling Down. Hank Azaria voiced Frank Grimes and based some of the character's mannerisms on actor William H. Macy. Frank Welker guest stars as the voice of the dog whom Burns wants as his executive vice president. In its original broadcast on the Fox network, "Homer's Enemy" acquired a 7.7 Nielsen rating. It was viewed in approximately 7.5 million homes, finishing the week ranked 56th. "Homer's Enemy" is considered to be one of the darkest episodes of The Simpsons, and it split critical opinion. It is a favorite of several members of the production staff, including Bill Oakley, Josh Weinstein and Matt Groening, but it is one of the least favorites of Mike Reiss. Plot After spending most of his life alone and working hard to make ends meet, Frank Grimes is hired at the Springfield Nuclear Power Plant after Mr. Burns learns of Grimes's hardship in a human-interest piece on the local news. Originally scouted to become the SNPP's Executive Vice-President, Grimes is later assigned to Sector 7G after another local news story moves Burns to hire a heroic dog to the EVP position instead. In 7G, Grimes must work alongside Homer Simpson and his two friends Lenny and Carl, quickly becoming aghast at Homer's laziness and incompetence, particularly after learning that he is the plant's health and safety inspector. When Grimes prevents Homer from accidentally drinking a flask of sulfuric acid by knocking it from his hands, Mr. Burns admonishes Grimes and reduces his