Question: Who were the Showrunners for the eighth season of the show on which Homer's Enemy was an episode?
Context: "Homer's Enemy" is the twenty-third episode in the eighth season of the American animated television series "The Simpsons".  It first aired on the Fox network in the United States on May 4, 1997.  The episode's plot centers on the Springfield Nuclear Power Plant's hiring a new employee named Frank Grimes.  Despite Homer's attempts to befriend him, Grimes is angered and irritated by Homer's laziness and incompetence despite leading a comfortable life.  He eventually declares himself Homer's enemy.  Meanwhile, Bart buys a run-down factory for a dollar. "You Only Move Twice" is the second episode of "The Simpsons"<nowiki>'</nowiki> eighth season.  It first aired on the Fox network in the United States on November 3, 1996.  The episode, based on a story idea by Greg Daniels, has three major concepts: the family moves to a new town; Homer gets a friendly, sympathetic boss; and that boss, unbeknownst to Homer, is a supervillain.  Bart, Lisa, and Marge each have individual secondary storylines.  It was directed by Mike B. Anderson and written by John Swartzwelder. The seventh season of "Modern Family" was ordered on May 7, 2015, by ABC.  The season premiered on September 23, 2015.  The show airs on ABC on Wednesday nights and is produced by Steven Levitan Prods.  and Picador Productions in association with 20th Century Fox Television, with creators Steven Levitan and Christopher Lloyd as showrunners.  On March 3, 2016, ABC renewed the show for an eighth season. "The Simpsons"' eighth season originally aired on the Fox network between October 27, 1996, and May 18, 1997, beginning with "Treehouse of Horror VII".  The showrunners for the eighth production season were Bill Oakley and Josh Weinstein.  The aired season contained two episodes that were hold-over episodes from season seven, which Oakley and Weinstein also ran.  It also contained two episodes for which Al Jean and Mike Reiss were the show runners. "The Itchy & Scratchy & Poochie Show" is the fourteenth episode in the eighth season of the American animated television series "The Simpsons".  It originally aired on the Fox network in the United States on February 9, 1997.  In the episode, "The Itchy & Scratchy Show" attempts to regain viewers by introducing a new character named Poochie, whose voice is provided by Homer.  The episode is largely self-referential and satirizes the world of television production, fans of "The Simpsons", and the series itself.  It was written by David X. Cohen and directed by Steven Dean Moore.  Alex Rocco is a credited guest voice as Roger Meyers, Jr. for the third and final time (having previously provided the character's voice in "Itchy & Scratchy & Marge" and "The Day the Violence Died"); Phil Hartman also guest stars as Troy McClure.  Poochie would become a minor recurring character and Comic Book Guy's catchphrase, "Worst episode ever", is introduced in this episode.  With "The Itchy & Scratchy & Poochie Show", the show's 167th episode, "The Simpsons" surpassed "The Flintstones" in the number of episodes produced for a prime-time animated series. "The Springfield Files" is the tenth episode of "The Simpsons"<nowiki>'</nowiki> eighth season.  It originally aired on the Fox network in the United States on January 12, 1997.  In the episode, Homer believes he has discovered an alien in Springfield.  It was written by Reid Harrison and directed by Steven Dean Moore.  Leonard Nimoy guest stars as himself and David Duchovny and Gillian Anderson guest star as agents Fox Mulder and Dana Scully, their characters on "The X-Files".  The episode serves as a crossover with "The X-Files" and features numerous references to the series.  The story came from former showrunners Al Jean and Mike Reiss, who returned to produce this episode while under contract with Disney.  It received mostly positive reviews from critics; Jean and Reiss won an Annie Award for producing it. "Homer's Phobia" is the fifteenth episode in the eighth season of the American animated television series "The Simpsons".  It first aired on the Fox network in the United States on February 16, 1997.  In the episode, Homer dissociates himself from new family friend John after discovering that John is gay.  Homer fears that John will have a negative influence on his son Bart and decides to ensure Bart's heterosexuality by taking him hunting. "The Homer They Fall" is the third episode of "The Simpsons"<nowiki>'</nowiki> eighth season.  It originally aired on the Fox network in the United States on November 10, 1996.  After Homer realizes he has a bizarre medical condition that renders him unable to be knocked out, he is convinced to embark on a career as a boxer by Moe Szyslak, who manages him.  The episode was written by Jonathan Collier and directed by Mark Kirkland.  It guest stars Michael Buffer as himself and Paul Winfield as Lucius Sweet. The eighth season of the American comedy television series "Scrubs" premiered on ABC on January 6, 2009 and concluded on May 6, 2009 and consists of 19 episodes.  The eighth season was the first to be shown on ABC after NBC dropped the series, ending its seven-year run on the network.  ABC's pick-up of the show was followed by it commissioning nineteen episodes, which included an hour-long finale.  For all of the season's run, it was expected that the eighth season would be the last, especially after the show's creator Bill Lawrence announced it.  After rumors surfaced of a ninth season, it was understood that the eighth would be the last to star Zach Braff and much of the main cast.  However, the show was later re-commissioned for another season, in which Braff and other cast members appeared for multiple episodes.  The eighth season was the first to air in high definition. "Family Guy"'s eighth season first aired on the Fox network in twenty-one episodes from September 27, 2009 to May 23, 2010 before being released as two DVD box sets and in syndication.  It ran on Sunday nights between May and July 2010 on BBC Three in the UK.  The animated television series "Family Guy" follows the dysfunctional Griffin family—father Peter, mother Lois, daughter Meg, son Chris, baby Stewie and dog Brian, all of whom reside in their hometown of Quahog.  The eighth season, which premiered with the episode "Road to the Multiverse" and ended with "Something, Something, Something, Dark Side", was executive produced by Chris Sheridan, David Goodman, Danny Smith, Mark Hentemann, Steve Callaghan and series creator Seth MacFarlane.  The season's showrunners were Hentemann and Callaghan, both of whom replaced previous showrunners Goodman and Sheridan.
Answer: Bill Oakley and Josh Weinstein