Kevin, a model train enthusiast reconnects with a former classmate Danielle who is home for the holidays with her young son and try to get their town's old North Pole Express train line running.

A hard-working, single mom gets into a war of words with a neighbor who she feels is ruining Christmas, only to find that this misunderstood grouch just may steal her heart.

小男孩和家人搬进了一个鬼屋，在那里他遇到了三只可爱的幽灵小狗，并试图将它们复活。

导演Cal Brunker回归，小狗狗们组成的汪汪队将继续出击，拯救城市。第二部中会有一颗神奇的流星来袭，让汪汪队成员都有了超能力，而韩丁那市长依然在搞事情……