This page contains trivia for "Naughty Ninjas". Remember, trivia must be factual, provable, and it is always best to cite your source for not-so-obvious trivia. If you would like to dispute a trivia point, please discuss it in the article comments.
This is the second time the town descends into chaos, the first being "Chickenlover".
This is the second time The Boys, Token, Clyde, and Jimmy become ninjas since "Good Times with Weapons". Except this time, they all wore black ninja garbs, Butters was included, and Craig wasn't.
This is the second time The Boys had trouble telling each other apart because they were all dressed in similar garb; the first was when they all wore cult robes and sported shaved heads in "Super Best Friends".
The main member of the terror group ISIS being satirized in this episode, Muhammad Emwazi aka Jihadi John was killed in an air strike one day after this episode aired.
This is one of a few times an adult has lost their job.
In the assembly where PC Principle called the police, Milly can be seen with a purple jacket instead of her normal blue one.
In a shot at the start of the Fuck The Police song, a woman from "About Last Night..." can be seen with an Obama cap on.
In Officer Barbrady's house, there is a newspaper article in a frame referencing the events of "Chickenlover".