This Is the World's Longest Cat 2.63K Matt Cherette 10/20/10 12:16PM Filed to: longcat longcat Cats Pets cat Pet stewie Animal Animals Video tweet TV Longcat (context) really does exist! This is Stewie, a Maine Coon who belongs to a Reno, Nevada woman. Stewie was just confirmed to be the world's longest cat, measuring 48 1/2 inches. Inside, video of Stewie's record-breaking moment of truth.[The Daily What]