In a world of talking animals, a koala named Buster Moon runs a theater, fueled by his lifelong passion for show business, sparked by his father's childhood music show outings. After a bank representative threatens financial ruin, Buster turns to his wealthy friend Eddie and announces a singing competition with a $1,000 prize. However, his assistant Miss Crawly's mistake adds two extra zeroes, and fliers advertising a $100,000 prize are accidentally scattered throughout the city.

Sing
In a vibrant metropolis where animals walk on two legs, a charismatic theater owner's innovative plan to revitalize his struggling theater by hosting a singing competition takes an unexpected turn, profoundly affecting the lives of its talented contestants.