Jack Black, well-known for his larger-than-life demeanor and musical antics with Tenacious D, surprised viewers on The Tonight Show Starring Jimmy Fallon on the evening of March 31, 2025.

Jack Black had a hilarious moment on the stage of "The Tonight Show." The Tenacious D star ran into a problem with his pants ...

Jack Black showed off his dramatic side with Margot at the Wedding, from director Noah Baumbach and starring Nicole Kidman ...