Written by: Music by: Lyrics by: Date: Publisher: "Christmas Time in Hell" is a song sung by Satan in the episode, "Mr. Hankey's Christmas Classics". Satan sings the song after hearing Adolf Hitler's sad version of "O Tannenbaum". Many deceased celebrities appear as residents of Hell during the song, including Jeffrey Dahmer, John F. Kennedy, John F. Kennedy Jr., Diana, Princess of Wales, Gene Siskel, Mao Zedong, Genghis Khan, Michael Landon, and Jimmy Stewart. A picture of Andy Dick is seen above Satan's fireplace.