Bloopers & Behind The Scenes on Instagram: "Jack Black’s performance in Jumanji: Welcome to the Jungle (2017) became an instant fan favorite for its hilarious twist — playing a teenage girl trapped in the body of a middle-aged man. His over-the-top expressions, perfect comedic timing, and surprisingly accurate portrayal of a high-schooler made nearly every scene unforgettable. Behind the scenes, Black improvised much of his dialogue, constantly cracking up the cast — especially during his banter