It contains the mother of all blunts, which, wouldn't ya know, burns down the Christmas tree that Harold's glowering father-in-law grew from a sapling.
The laughs may not be as strong as they were the first time, and the sense of discovering something fantastically illicit may have faded to mellow, familiar charms that come with the occasional giggle fit, but that's life as a stoner comedy.
While there's no mistaking a Harold & Kumar movie for something that's going win an Oscar, movie fans shouldn't be so quick to dismiss these 21st century incarnations of Cheech and Chong as purely shallow entertainment.