- Box Office Bomb: Budget: $20 million. Box office $13.9 million. Once it hit Home Video, it became a hit.
- California Doubling: The Rock & Roll History Museum is The House of the Book performance hall and library building at the American Jewish University, Brandeis-Bardin Campus in Simi Valley, California.
- I Want You to Meet an Old Friend of Mine: The movie features several alumni from Mr. Show, where Black was a featured member for two seasons — Paul F. Tompkins appears as the open mic host, and John Ennis and Jay Johnston make cameos as two of the gang members who beat up Jack (the guy in the tiger mask and the guy who can't retain his fake accent, respectively).
- One-Book Author: Jack Black and Kyle Gass's only screenwriting credits, and Liam Lynch's only feature directorial effort. Black was so distraught by the film's failure that he vowed never to write a screenplay again.
- Popularity Redo: The film recycles many gags from the lesser-known HBO series the film derives from.
Trivia / Tenacious D in The Pick of Destiny