Operation: Jet Fusion (also known as Operation: Rescue Jet Fusion) is a 2003 telefilm of The Adventures of Jimmy Neutron: Boy Genius television series. It was followed by a sequel titled My Big Fat Spy Wedding in 2005.
Jimmy, Carl, and Sheen went to a movie theater to watch a Jet Fusion movie. After the movie, they get more tickets to the movie. In school, Jimmy is called to go to the principal's office, only to find himself being taken to an organization called Big Top Secret Organization (BTSO for short). Commander Baker, the leader of the organization told Jimmy that their No. 1 agent Agent X is missing. His tracking device was buried somewhere in Pacific Ocean. The professor shows Jimmy his gadgets, but Jimmy prefers to use his own inventions.