You're a Mean One, Mr. Grinch of the special, it is often mistakenly attributed to Boris Karloff, who served as narrator and the voice of the Grinch in the special but who himself could not sing. Until Ravenscroft was publicly credited, Tennessee Ernie Ford was also speculated to be the voice behind the song. Mainstream and pop acts have covered the song, usually for holiday-themed albums. Jim Carrey, as the Grinch, sang a slightly condensed version of the song in the 2000 live action film adaptation, "Dr. Seuss' How the Grinch Stole Christmas", with 1940s style big band music by James Horner. A version by Bob
Dr. Seuss' How the Grinch Stole Christmas! The Musical Max. In 2009, the musical was produced at the Pantages Theatre in Hollywood, California, and ran from November 10, 2009 to December 27, 2009. Stefán Karl reprised his role from the tour as the Grinch, with John Larroquette as Old Max, Kayley Stallings and Issadora Ava Tulalian as Cindy Lou Who, and James Royce as Young Max. In 2010, a North American tour ran in the cities of Omaha, Houston, Dallas, Tempe and Toronto. Stefán Karl performed as the Grinch and Brooke Lynn Boyd as Cindy Lou Who. In 2011, the tour played Providence, Pittsburgh, Atlanta, St. Louis and San