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- The episode name is a reference to The Art of War by Sun Tzu.
- Marisol Espinoza, the current first vice president of Peru, appears in a frame in the guinea pig habitat.
- Homer calls Leonardo Da Vinci, Leonardo Da Vinci Code, referencing the Da Vinci Code.
- There is no opening in this episode.
- This is the second title reference to the book "The Art of War", the first was season 14's The Bart of War. The title of the episode is shown on the news broadcast: "The Art of War", "The War of Art".
- This is the 12th episode to not have the Couch Gag, Billboard Gag and the Chalkboard Gag.
- It is revealed that Bart likes to paint pictures.
- While the Simpsons have had many temporary pets, Pokey's disappearance is never explained.
- This is the second episode where Lisa finds out that a masterpiece she appreciates is a work of forgery. The first was The Book Job.