Baltimore InsiderFrom morbid reinterpretations of city slogans to souvenirs boasting unofficial rat mascots, Baltimore knows how to laugh at itself -- and just like its citizens, Jon Stewart and his guests have relished poking fun at Charm City for 16 years on "The Daily Show." Sure, Baltimore wasn't the central subject of many of the show's segments, but a look through the archives reveals numerous choice references, some more oblique than others.