How the Grinch Stole Christmas! (TV special) Seuss cartoon, "Horton Hears a Who"). Both story collections contain selected dialogue and music numbers. The "isolated music tracks" in this edition are taken directly from the television soundtrack and are not the re-recorded tracks from earlier versions. The dialogues are the originals, being voiced by Boris Karloff for "Grinch" and Hans Conried for "Horton." Because Thurl Ravenscroft was not credited in the closing credits of the 1966 television special as singing the song "You're a Mean One, Mr. Grinch", it is sometimes attributed to Boris Karloff. After becoming aware of this oversight, Seuss himself called Ravenscroft and apologized profusely
How the 'A' Stole Christmas showrunner I. Marlene King, who also served as a writer alongside with Kyle Bown; the episode serves as King's fourth writing credit on the season, and the first directing. The title of the episode was revealed by King as an answer for a fan on the platform Reddit. The table-read for the episode occurred on July 14, 2014. Filming for the episode commenced on July 16 and wrapped on July 25, 2014. In the United States, "How the 'A' Stole Christmas" was first aired on December 9, 2014, and it achieved a viewership of 2.09 million Americans. The episode garnered