While the whole world awaits the joyful arrival of Christmas, miserly roach Bahum Bug thinks it's a bunch of silliness and enlist the help of a grumpy bear named Morty and his buddy, the petulant Mumble the owl, to retrieve the magical stone of Christmas Forever Passed. As Morty and Mumble find the stone and set off to end Christmas forever, a group of friendly woodland creatures give Santa the heads up. Now, it's up to Santa, his elves and his trusty reindeer to avert disaster in Bahum Bug 2.