The Simpsons opening sequence is a callback to the film. Bart writes "I will not wait 20 years to make another movie" on the chalkboard and skateboards through Springfield, which is still recovering from the dome incident. Several movie characters reappear, including president Schwarzenegger, the Multi-Eyed Squirrel, Colin, Russ Cargill, and the Medicine Woman. We also see that the Simpsons' house is still under construction and the silo is strapped to Homer's car. Plopper the pig is also featured for the first time in the series, during the couch gag and Homer refers to him as "my summer love." A special opening sequence, featuring
The Simpsons opening sequence sequence produced in high-definition for the show's transition to that format beginning with "Take My Life, Please" in season 20. The new opening generally followed the sequence of the original opening with improved graphics, even more characters, and new jokes. This sequence opens with the show's title in yellow approaching the camera through misty cumulus clouds in a dark blue sky. The shot cuts through the counter in the letter "P" to an establishing shot of the town of Springfield. The camera zooms in through the town and then through a window of a lavender Springfield Elementary, where Bart is