 Many cultural references and allusions are made throughout the film . Green Day play " Nearer , My God , to Thee " on violins as their barge sinks , in a sequence parodying the film Titanic . When Bart is riding his skateboard naked , different passing objects are constantly covering his genitalia , a nod to similar techniques used in Austin Powers : International Man of Mystery . Homer and Marge 's love scene parodies many Disney films , including Cinderella , with Disney @-@ style animals helping them undress . Originally , the music from The Wizard of Oz was used in that scene , and the fawn had white spots ; these were removed because the animators felt it resembled Bambi too clearly . Bart impersonates Mickey Mouse on the train , calling himself " the mascot of an evil corporation " . Homer plays Grand Theft Walrus , an allusion to the video game series Grand Theft Auto . In the game , his character shoots a tap @-@ dancing penguin in reference to the film Happy Feet . The " Spider @-@ Pig " song is a parody of the theme song of the 1967 Spider @-@ Man TV series , and the name of Lisa 's lecture is An Irritating Truth , a play on Al Gore 's film An Inconvenient Truth . The bomb disposal robot was based on Vincent D 'Onofrio 's character Leonard " Pyle " Lawrence from the film Full Metal Jacket , who commits suicide in a similar way . At the end of the film , the crowd 's celebration is similar to the conclusion of Return of the Jedi , with Carl performing exactly the same hand gestures as Lando Calrissian . 
