Star race car Lightning McQueen and his pal Mater head overseas to compete in the World Grand Prix race. But the road to the championship becomes rocky as Mater gets caught up in an intriguing adventure of his own: international espionage.

While performing in Springfield, the band Green Day perishes when the lake's pollution dissolves their barge, following an audience revolt after frontman Billie Joe Armstrong proposes an environmental discussion. At their memorial, Grampa Simpson foresees the destruction of the town, but only Marge takes this seriously. Later that day, Homer dares Bart to skateboard naked to Krusty Burger and Bart ends up arrested. Bart considers their neighbor Ned Flanders a better father after Homer refuses to take responsibility for the incident. Meanwhile, Lisa and her new friend convince the entire town to clean their lake.

A combination prequel and sequel of the ''Raging Bull'' that explores "before the rage" and "after the rage" of world middleweight boxing champ Jake LaMotta's tumultuous life and times.