When Santa and Mrs. Claus receive a new puppy from Spencer the Elf, they quickly learn that there is more to this little fellow than meets the eye. He has a nose that can tell, with one sniff, even from far away, whether little boys and girls are naughty or nice! Able to track down all those naughty or nice boys and girls, Santa and Mrs. Claus name this new addition to their North Pole family, Tracker! Read more about this amazing puppy and how he lets Santa know if the little girls and boys have been Naughty or Nice!