Follow the exploits of Jack Black and Kyle Gass, the two halves of Tenacious D, the self-proclaimed "greatest band on earth." Their music is heavy on power chords and lyrics about sex, Satan, and why they are the greatest band on Earth.
Jack and Kyle have to think of a new song in a week for the open mic contest.
Jack falls in love with Flarna, but Kyle gets jealous and makes a bold move to steal her from Jack.
The D goes to Captain Ed's for a T-Shirt Signing.
Jack and Kyle tell the story of when they met a demon in the desert.
Jack and Kyle meet their biggest fan, Lee.
JB and KG get a gig down the road and take off on a road trip.
