[xfgiven_story][xfvalue_story limit="300"][/xfgiven_story] CatDog is an American animated television series created for Nickelodeon by Peter Hannan. The series depicts the life of conjoined brothers, with one half being a cat and the other a dog. Nickelodeon produced the series from Burbank, California. The first episode aired on April 4, 1998, before the