: 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
: Amelia Vanderbuckle is a fictional character, but the "computational device" she created is a nod to early punch-card technology.
: 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.
: The episode explores the lack of empathy as a defining trait for sociopathy and parodies modern military drone usage. Cast and Crew
: Reviews were generally mixed, with some critics feeling the two plots felt disconnected or rushed.
: Includes Glenn Close (as Mona Simpson in a flashback or vision) and Kelsey Grammer (as Sideshow Bob) in minor capacities or references.
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