Discuss “All hail The Pick of Destiny”

The dynamic rocking duo of Jack Black and Kyle Gass have long claimed to be the greatest hard rock band in the world. The punchline of their best jokes are the performers themselves — two overweight, slovenly doofuses with acoustic guitars stepping up to the stage at a dive bar’s open-mic night. “How can these two jokers be the best band in the world?” asks the crowd, preparing to throw tomatoes and beer bottles.

When Gass starts playing and Black starts singing, Tenacious D starts rocking, and suddenly you’re convinced: These guys have chops. The riffs are catchy. The lyrics are hilariously over-the-top: equal parts self-told history, party anthem, and dragon-slaying imagery. Jack Black is bouncing all over the stage, and — wait,...