Longmont Potion Castle is the pseudonym of an anonymous prank phone caller from Colorado. Active since the late '80s, he has released over a dozen albums and acquired a cult following among fans of bizarre, offbeat humor. His work has little in common with the shock-jock style of more famous prank callers such as the Jerky Boys or Crank Yankers, instead having a more absurdist bent resembling the radio sketches of Scharpling & Wurster or the awkward anti-comedy of Neil Hamburger. Typical LPC gags include repeatedly calling up businesses asking for nonexistent products, calling...