Watch Futurama Episode 401 - Roswell That Ends Well
Description
During a supernova explosion, Fry uses the Planet Express's microwave oven, and the two forces collide, they are sent back to 1947. They crash in the desert outside of Roswell, and Dr. Zoidberg and Bender's headless body are imprisoned and taken to a military base, where Fry's grandfather is stationed. The Professor and Leela work on how to return to 3002, while Fry and Bender's head try a rescue at the base and make a contact that might put Fry's own existence at risk.