is the eighth episode of The Simpsons' 27th season, first aired on December 6, 2015. The episode follows two distinct storylines: Lisa's quest to restore a forgotten inventor's legacy and Bart’s inadvertent psychological trickery on his parents. Plot Summary
: Concerned, the parents send Bart to a military facility for a drone simulator test designed for emotionless kids. Bart eventually fails the test because he shows genuine horror at the thought of hurting real people, proving he is sane. Key Highlights & Trivia
: The episode explores the lack of empathy as a defining trait for sociopathy and parodies modern military drone usage. Cast and Crew [S27E8] Paths of Glory
: Includes Glenn Close (as Mona Simpson in a flashback or vision) and Kelsey Grammer (as Sideshow Bob) in minor capacities or references.
: The episode was written by Michael Ferris and directed by Steven Dean Moore . is the eighth episode of The Simpsons' 27th
: After her solar-powered car is mocked at an Alternative Energy Derby, Lisa searches for the history of Amelia Vanderbuckle , Springfield’s first female inventor who was institutionalized for her "insane" ideas. With Milhouse’s help, she eventually discovers Vanderbuckle's greatest invention—the first computational device, hidden in the basement of a "Hooters-like" restaurant called Knockers .
: While exploring an abandoned asylum with Lisa, Bart finds a homicidal patient's diary and brags to his friends that he wrote it. Chief Wiggum overhears and labels Bart a sociopath . Homer and Marge give him a hidden test; Bart discovers the trick and intentionally fakes the "worst" answers. Bart eventually fails the test because he shows
: Reviews were generally mixed, with some critics feeling the two plots felt disconnected or rushed.