American actor, comedian, performer, musician and YouTube star. He is best known for his roles in High Fidelity (2000), Shallow Hal (2001), The School of Rock (2003), King Kong (2005), Tenacious D in the Pick of Destiny (2006) and others. He was nominated for a Golden Globe for his roles in School of Rock and Bernie, and received a star on the Hollywood Walk of Fame in 2018.
Outside of his acting career, he is also the lead singer of the comedy rock duo and Grammy Award-winning band Tenacious D, formed in 1994 with Kyle Gass. They have released several albums together, including Tenacious D, The Pick of Destiny, Rize of the Fenix and Post-Apocalypto.