As the Partridge family is driving home from Las Vegas on Christmas Eve, the bus breaks down. To their dismay, they discover they are in a ghost town in the middle of the desert. Charlie, an old prospector, comes up to them leading his burro. He tells them that there is a garage 12 miles away, but it is closed. Keith and Reuben stay to try to fix the bus and the rest of the family go to Charlie's cabin. When Chris and Tracy complain that they will miss Christmas, Charlie tells them a story about the ghost town 100 years ago. In the fantasy, the two is now clean and new and there are many people. Charlie explains that the town had a beautiful, shiny silver bell which people came for miles to see and which brought Santa Claus to the town each year. Keith becomes the singing Sheriff Swell, Laurie is the school marm and Shirley is saloon mistress Belle. Everything is fine and happy one year until the day before Christmas when Mean Sidney (Reuben) comes to town and steals the bell so that S (thetvdb.com)