Cars 2 (2011) ending / spoiler
Sir Miles Axelrod was behind the whole thing. He invented Allinol and the microwave camera to make cars break down thus forcing them back to fossil fuels and making him rich. Mater is knighted by the Queen of England as a reward for exposing Axelrod. He returns to Radiator Springs where he is recognized as a hero. Finn and Holly stop by and Holly introduces herself as Mater's girlfriend.
Submitted by moviedragon