For Queen Mary II's funeral, Henry Purcell wrote a simple and stately march. Peter Lely/Wikimedia Commons hide caption

itoggle caption Peter Lely/Wikimedia Commons

Pianist Simone Dinnerstein has a passion for rhythmically free musical lines. Lisa Marie Mazzucco/Courtesy of the artist hide caption

itoggle caption Lisa Marie Mazzucco/Courtesy of the artist

Yes, even in the straight-laced world of classical music, one can find all manner of hoodwinking and horseplay. iStockphoto.com hide caption

itoggle caption iStockphoto.com