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
The Grimm Who Stole Christmas percent of all households watching television at that time watched it. With DVR factoring in, the episode was watched by 7.56 million viewers and had a 2.2 ratings share in the 18-49 demographics. "The Grimm Who Stole Christmas" received positive reviews. Kathleen Wiedel from "TV Fanatic", gave a 4 star rating out of 5, stating: "'Tis the season for holiday-themed episodes, and "Grimm" is no exception. This time, Nick and friends were faced with a trio of destructive Christmas gremlins! Though silly and mostly light-hearted, "Grimm" Season 4 Episode 7 had some great moments, too." MaryAnn Sleasman from "TV.com", wrote,