Cartoon Network marathon that aired on February 29, 2004 from 12:00 pm to 7:00 pm. The marathon featured time traveling episodes from several Cartoon Network original series such as The Grim Adventures of Billy and Mandy, Dexter’s Laboratory, and Samurai Jack.
- Codename: Kids Next Door
- Courage the Cowardly Dog
- Cow and Chicken
- I Am Weasel
- Dexter's Laboratory
- Dexter's Laboratory: Ego Trip
- The Grim Adventures of Billy & Mandy
- Evil Con Carne
- Johnny Bravo
- The Powerpuff Girls
- Time Squad
- Samurai Jack
- Whatever Happened to... Robot Jones?
- ↑ "Cartoon Network announces spring/summer marathons". http://forums.outpost10f.com. February 26, 2004. http://forums.outpost10f.com/minibb/index.php?action=vthread&forum=2&topic=4121. Retrieved on June 21, 2015.