A statue of The Iron Giant can be seen in the festival, this might be a tribute to the Oscar-winning director Brad Bird who used to work for the show before.
The clay animation watched by Flanders and his kids, The New Gravey and Jobriath, is a parody of Davey and Goliath, a similarly Christian-themed animation. This is one of the few scenes in the show to depart from traditional cel or cel-style animation.
"Gravey" intends to blow up Planned Parenthood, a pro-choice collection of organizations.
The stand behind Flanders and his kids reading "Animation Today" has imagery of Wallace, Gromit and Feathers McGraw as a reference to Nick Park 's second "Wallace and Gromit" short "The Wrong Trousers".
Louis Armstrong is seen smoking with Itchy and Scratchy in the above commercial.
Ozmodiar, a parody of The Great Gazoo from The Flintstones, appears twice during this episode, once after Bart says cartoons do not have to make sense, and once more after all the employees are laid off from the plant.
Homer blames eBay (rapidly gaining fame at the time this episode premiered) for the poor-quality cowbell he purchased.
Intelligent Homer solves multiple Rubik's Cubes in his spare time.
The film Love is Nice, starring Julia Roberts, Richard Gere and Bill Pullman (but not Bill Paxton) is a parody of the other Roberts and Gere films, Runaway Bride and Pretty Woman.
In the previous episode, Bart said he was going to miss the Itchy and Scratchy episode where they finally kiss the Laramie Cigarettes advert, Homer and Marge are watching, starts with the former pair kissing.
The last time Homer got thrown out of the movie theater for spoiling the ending of a movie he found predictable was Colonel Homer.
This episode contradicts the events of Lisa the Simpson, in the latter, Abe reveals that Homer became stupid at the age of 8, when his Simpsons Gene kicked in. In HOMЯ, it is revealed that Homer became stupid at the age of 6, when a crayon he stuck up his nose got stuck in his brain.
In Simpson and Delilah, Homer, while watching Jeopardy!, incorrectly guesses that the German leader the capital of North Dakota was named for was Hitler, not Bismarck. In this episode, the newly smart Homer proves his intelligence to his family by correctly guessing Bismarck as the capital of North Dakota.