The Jimmy Timmy Power Hour is a trilogy of crossover television specials between the American animated series The Fairly OddParents and The Adventures of Jimmy Neutron, Boy Genius, consisting of The Jimmy Timmy Power Hour, The Jimmy Timmy Power Hour 2: When Nerds Collide, and The Jimmy Timmy Power Hour 3: The Jerkinators. The specials premiered on Nickelodeon between 2004 and 2006, and were subsequently released to home video. They combine multiple types of animation, using traditional animation for the segments set in the Fairly OddParents universe and computer animation for the Jimmy Neutron segments. The events of the crossover specials take place during the second and third seasons of The Adventures of Jimmy Neutron, Boy Genius and during the fourth and fifth seasons of The Fairly Oddparents. Specials The Jimmy Timmy Power Hour (2004) Struggling with his science project, Timmy Turner wishes that he could be sent to the best laboratory in any universe. When his fairy godparents, Cosmo and Wanda, fulfill this wish, Timmy is sent to the town of Retroville in the universe of child prodigy Jimmy Neutron. Jimmy is sent to Dimmsdale in Timmy's universe when he activates a magical transporter created by Cosmo and Wanda. As they attempt to return to their respective worlds, Timmy and Jimmy meet the various side characters of each universe and Timmy becomes romantically involved with Jimmy's classmate, Cindy Vortex. While messing around in Jimmy's lab, Timmy accidentally turns Goddard, Jimmy's robotic dog, into a giant, violent monster. He manages to stop Goddard from destroying Retroville, but he is then contacted by Jimmy, who tells him that Mr. Crocker, Timmy's fairy-obsessed teacher, has stolen the transporter, allowing him to take over Fairy World. The two work together to stop Crocker and manage to return to their own universes. Back in Dimmsdale, Timmy realizes that he never finished his project, but at the last second, Jimmy teleports Goddard to the science fair, allowing Timmy to win. The Jimmy Timmy Power Hour 2: When Nerds Collide (2006) Timmy and Jimmy enter each other's worlds for a second time, both wanting to ask Cindy out to their school dance celebrating Friday the 13th. In an attempt to gain Cindy's affections, the two engage in a battle of smarts that sends Jimmy and his friends to Dimmsdale. As Jimmy seeks to prove that Timmy is a fraudulent scientist, Cosmo and Wanda struggle to keep