This Is Going to Be Big (2023) is a Documentary, Comedy film that follows peer behind the curtain as a cast of neurodivergent teens prepare to come of age and hit the stage in their school’s time-travelling, John Farnham–themed musical. This Is Going to Be Big is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 8.0 out of 10 from 1 votes. Fans of documentary movies may also want to explore similar titles below.