Six years have elapsed since Guantanamo Bay, leaving Harold and Kumar estranged from one another with very different families, friends and lives. But when Kumar arrives on Harold's doorstep during the holiday season with a mysterious package in hand, he inadvertently burns down Harold's father-in-law's beloved Christmas tree. To fix the problem, Harold and Kumar embark on a mission through New York City to find the perfect Christmas tree, once again stumbling into trouble at every single turn.

A teenage girl living in California suburbia devises a metaphysical experiment designed to save the world from what she sees as an impending doom...but the results of such an experiment prove to be both beneficial and destructive.