"Treehouse of Horror" is the third episode of "The Simpsons"' which number season, and is the first episode to have the music composed by Alf Clausen, an American film and television composer?
Alf Clausen Alf Heiberg Clausen (born March 28, 1941) is an American film and television composer. He is best known for his work scoring many episodes of "The Simpsons", of which he had been the sole composer between 1990 and 2017. Clausen has scored or orchestrated music for more than 30 films and television shows, including "Moonlighting", "The Naked Gun", "ALF" and "Ferris Bueller's Day Off".
Treehouse of Horror XXII "Treehouse of Horror XXII" is the third episode of the twenty-third season and the twenty-second Halloween episode of the American animated sitcom "The Simpsons". It originally aired on the Fox network in the United States on October 30, 2011. The episode is part of the "Treehouse of Horror" series, which is an episode divided into three separate stories and an opening that is a parody of scary or Halloween themed stories. This episode's stories were primarily spoofs of the French film "The Diving Bell and the Butterfly", the television series "Dexter", and the American film "Avatar". The opening was a parody of the autobiographical film "127 Hours", in which the subject Aron Ralston loses an arm.