Tenacious D

American comedy rock duo

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July 22, 2026

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Tenacious D is an American comedy rock duo formed by Jack Black and Kyle Gass. They are known for their blend of rock music and comedy. The duo won a Grammy Award in 2014 for best metal performance for their cover of Ronnie James Dio's song "The Last in Line".12

Black and Gass also starred in a six-episode HBO comedy series called Tenacious D, which aired from 1997 to 2000. The show featured fictional stories of the duo's successes and failures. The band's name, "Tenacious D," was inspired by a term used by sportscaster Marv Albert to describe impressive defense.13

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Jack Black
Tenacious D
When Black met Kyle Gass in the Actors’ Gang troupe, Black was an ambitious acting student, and Gass was one of the troupe’s house musicians. Although their relationship got off to a rocky start, they soon became friends and began exchanging ideas about…
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When Black met Kyle Gass in the Actors’ Gang troupe, Black was an ambitious acting student, and Gass was one of the troupe’s house musicians. Although their relationship got off to a rocky start, they soon became friends and began exchanging ideas about…
Read More