Jimmy Neutron: Boy Genius Trailer

To promote the new show Jimmy Neutron, from (2001)-2002 Nickelodeon ran promos where Jimmy would walk out during a cartoon and use an invention to alter it in some way. Many of these promos are considered to be lost media, but here is one from the SpongeBob episode "Hooky".

The infamous scene from the Jimmy Neutron movie

The Adventures of Jimmy Neutron, Boy Genius - Trailer