Siblings Kate and Teddy try to prove Santa Claus is real, but when they accidentally cause his sleigh to crash, they have to save Christmas.
When young Buddy falls into Santa's gift sack on Christmas Eve, he's transported back to the North Pole and raised as a toy-making elf by Santa's helpers. But as he grows into adulthood, he can't shake the nagging feeling that he doesn't belong. Buddy vows to visit Manhattan and find his real dad, a workaholic publisher.
When an evil spirit known as Pitch lays down the gauntlet to take over the world, the immortal Guardians must join forces for the first time to protect the hopes, beliefs and imagination of children all over the world.
Each Christmas, Santa and his vast army of highly trained elves produce gifts and distribute them around the world in one night. However, when one of 600 million children to receive a gift from Santa on Christmas Eve is missed, it is deemed ‘acceptable’ to all but one – Arthur. Arthur Claus is Santa’s misfit son who executes an unauthorized rookie mission to get the last present half way around the globe before dawn on Christmas morning.
Tired of scaring humans every October 31 with the same old bag of tricks, Jack Skellington, the spindly king of Halloween Town, kidnaps Santa Claus and plans to deliver shrunken heads and other ghoulish gifts to children on Christmas morning. But as Christmas approaches, Jack's rag-doll girlfriend, Sally, tries to foil his misguided plans.
Inside a snowflake exists the magical land of Whoville. In Whoville, live the Whos, an almost mutated sort of Munchkin-like people. All the Whos love Christmas, yet just outside of their beloved Whoville lives the Grinch. The Grinch is a nasty creature that hates Christmas, and plots to steal it away from the Whos, whom he equally abhors. Yet a small child, Cindy Lou Who, decides to try befriending the Grinch.
When a doubting young boy takes an extraordinary train ride to the North Pole, he embarks on a journey of self-discovery that shows him that the wonder of life never fades for those who believe.
Wayne gets a new rookie partner, Lanny, after his previous partner got the promotion he wanted. Lanny has to remind Wayne of the Spirit of Christmas and the importance of being an elf in Santa's Prep and Landing elite unit.