The show included two original songs by Dean Elliott and Marian Dern (Jones' wife): "Christmas in New York" and "What If Humans Were More Like Mice?
Chester has since moved to the fictional suburb of Sunnyslope, Connecticut, so Harry and Tucker go to visit him.
After Harry saves Tucker from becoming a Sunnyslope alley cat's Christmas dinner shortly after arrival, they reunite with Chester, who is giving a concert over the phone.
He agrees to return to New York City but is skeptical that he is capable of reviving the New Yorkers' Christmas spirit; Harry and Tucker rouse him.
After escaping the alley cat and an angry bulldog on the way out of Sunnyslope with Chester's help, the trio treks to Mains Crossing, where they barely catch the nearest train back to New York by a tree-bark "one-cat open sleigh."