They are so happy, the Bergens, a human-sized and slovenly-looking lot, use the trolls as “happy meals” (of course, seizing the marketing opportunity, McDonalds features Trolls Happy Meals ...

The Bergens eat Trolls, during an annual festival named Trollstice (thus justifying the film’s “holiday season” release date), because the Trolls give them bursts of pure happiness or something.

The Trolls are cheer and glee and mirth and optimism personified, which must be exhausting. The Bergens, meanwhile, are miserable beasts who only find happiness when they're eating Trolls to death.

Twenty years ago the trolls were the captives of the Bergens, nasty giant creatures who hate their lives and each other, and everything.

During one such attack by the Bergens, the Troll king Peppy (voice of Jeffrey Tambor) leads his daughter Princess Poppy (Anna Kendrick) and his subjects to safety.

With a third Trolls movie Trolls Band Together on the way, here's everything that's happened in the Trolls franchise so far.

The only Troll not celebrating is Branch (voice of Timberlake), a doom-and-gloom type who fears the Bergens will find out their location if they hear all this joviality.

When the Bergens actually do attack — score one for paranoid conspiracy theorists, kids — Poppy and Branch team up to rescue a group of captured trolls.

The upcoming third movie in the Trolls movie franchise officially has a name, Trolls Band Together, and a trailer featuring some of the catchy tunes that will be included in the musical. Ahead of ...

He hides out in a prepper bunker that comes in handy when an evil lady Bergen (Christine Baranski) kidnaps several Trolls and stashes them in her fanny pack with plans to serve them for dinner.