Leap Year Time Travel Day
Leap Year Time Travel Day was a special 7-hour 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.[1]




  1. "Cartoon Network announces spring/summer marathons". February 26, 2004. Retrieved on June 21, 2015. 

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