There are at least three groups called "Boogie Knights". 1. From Baltimore: The Boogie Knights are filk singers, they write parodies of popular songs, changing the lyrics to describe dominantly events from medieval and horror genres, but with some Tolkien and D&D. All of them perform vocals, and they have a guitar, some kazoos, and small hand-held percussion instruments. They have published five CDs, "Cavalier Attitude", "Oh The Horror", "Hysterically Inaccurate", "Of Mythic Distortions", and "Many a Sleepless Knight".