Elton John: The Nation's Favourite Song

In the late 1960s, the Beach Boys' Brian Wilson stops touring, produces "Pet Sounds" and begins to lose his grip on reality. By the 1980s, under the sway of a controlling therapist, he finds a savior in Melinda Ledbetter.

Queen Poppy and Branch make a surprising discovery — there are other Troll worlds beyond their own, and their distinct differences create big clashes between these various tribes. When a mysterious threat puts all of the Trolls across the land in danger, Poppy, Branch, and their band of friends must embark on an epic quest to create harmony among the feuding Trolls to unite them against certain doom.

A radio DJ in pursuit of an exclusive interview follows ABBA during their mega-successful tour of Australia.