Let’s talk about that iconic performance by Frank Zappa at the Casino de Montreux on December 4, 1971. At this point in his career, Zappa had just released the album "Fillmore East – June 1971," which showcased a mix of rock, jazz, and Zappa’s signature crazy humor. Quite the eclectic mix! The Montreux concert is particularly famous not just for its musical brilliance, but also for the unforeseen fire that broke out during the show—an event so monumental that it inspired Deep Purple’s classic track "Smoke on the Water." How wild is that? Zappa, known for his unpredictability and sharp wit, managed to keep the show going amidst all the chaos. His band, The Mothers of Invention, delivered an unforgettable performance that highlighted both Zappa’s musical genius and the tumultuous spirit of the era. This was a defining moment that encapsulated his knack for turning the unexpected into something legendary.