Released Wednesday, the latest preview for the upcoming animated flick takes an emotional turn.

The stars lend backstory to their characters, and speak about why music is so pivotal to the plotline.

The Bergens gather the trolls that theyve caught, and its the music that rescues them, Timberlake says.

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Adds Kendrick: I think music adds so much to animation.

I just think they belong together.

I think thats kind of the reaction we had, where it was like Theyre making a trolls movie?

Whats that gonna be?

Like really corporate?'

Kendricktold EWin August of why she took the part.

Then so much creativity got put into this, and its so unique.

The animation is like nothing Ive seen before.

Trollshits theaters Nov. 4.

Watch the second trailer above.