The Terrifying Callback

The contents of this article or section are considered to be non-canon and therefore may not have actually happened or existed in-universe.

The Terrifying Callback

Character Information Gender: Female ♀ Male ♂ Status: Non-canon Occupation: Karaoke duet First appearance: "Treehouse of Horror XXIV" Voiced by: Julie Kavner Nancy Cartwright

The Terrifying Callback is a freak that has two heads and sings karaoke duets on The Burnsum and Bailey Circus.

Behind the Laughter

The Terrifying Callback is a callback to the previous Treehouse of Horror segment "Dead and Shoulders".

Appearances

• THOH – "Treehouse of Horror XXIV" (Freaks no Geeks)

Treehouse of Horror characters

All episodes Rigellians (Kang • Kodos) Treehouse of Horror Evil House • Lenore • Removalist • The Raven • The Raven narrator • Serak the Preparer Treehouse of Horror II Colonel • Ed McMahon • Monkey paw seller Treehouse of Horror III King Homer • Evil shopkeeper • Evil Krusty Doll • Joe • Zombies (Sue Dokes • Albert Einstein • Jay Kogan • John Smith • John Smith • William Shakespeare • George Washington • Walodor) Treehouse of Horror IV Benedict Arnold • Blackbeard • John Wilkes Booth • Lizzie Borden • Count Burns • Demon technician • John Dillinger • Flanders the Devil • Gremlin • Grim Reaper • Model Donut • Richard Nixon • Philadelphia Flyers • Skeleton judge • Zombies Treehouse of Horror V Mister Peabody • Sherman • Jason Voorhees Treehouse of Horror VI Paul Anka Treehouse of Horror VII Pigeon-Rat • Hugo Simpson • Bill Watson Treehouse of Horror VIII Fox Censor • Edgar Winter • Johnny Winter • Zombies Treehouse of Horror IX Ed McMahon • The Jerry Springer Show audience member • Jerry Springer • Jason Voorhees Treehouse of Horror X Tom Arnold • Sugar Bear • Yasmine Bleeth • Dick Clark • Clobber Girl • The Collector • Tonya Harding • Michael Jordan • Lucy Lawless/Xena • Courtney Love • Rosie O'Donnell • Dan Quayle • Jeri Ryan • Laura Schlessinger • Al Sharpton • Stretch Dude Treehouse of Horror XI Bear family • George Cauldron • Goldilocks • St. Peter • Rapunzel • King Snorky • Suzanne • Troll Treehouse of Horror XII Apple vendor • Baby-puppy vendor • Pierce Brosnan • Cholera woman • Katie Couric • Drunken prince • Frog Prince • Gypsy • Handsome prince • Hobgoblin • Installer robots • Leprechaun • Lord Montymort • Harry Potter • Salesbot • Slithers • Ultrahouse 3000 • Yoda Treehouse of Horror XIII Hammock man • Homer's clones (Peter Griffin) • Zombies • (Billy the Kid • Kaiser Wilhelm II) Treehouse of Horror XIV Jethro Bodine* • Oscar De La Hoya • Jonathan Frink, Sr. • Jennifer Garner • Patty Hearst • Dudley Herschbach • Irving • The Jackson 5 • Grim Reaper Treehouse of Horror XV Dr. Bartley • C. Ebenezer Burns • Mao • Peter Pan • Eliza Simpson • Simon Stoolowitz • Inspector Wiggum Treehouse of Horror XVI Cyborg Bart • Terry Bradshaw • David • Dorothy • Dennis Rodman • Roger • Witch Treehouse of Horror XVII Female Golem • Female teenager • German man • Male Golem • Phil McGraw • Nathan Newley Orchestra • Space Marshmallow • Orson Welles Treehouse of Horror XVIII Flanders the Devil • Government agent • Jim Halterman Treehouse of Horror XIX Bestimus Muchos • Carnage Destructicus • Grand Pumpkin • Melody • Sedan bot • Sex toy • Snooze • Rip Taylor • Three-Way • Tom Turkey Treehouse of Horror XX Amenhotep • Count Dracula • Countess Dracula • Frankenstein's Monster • Julienstein • She-Wolf • Werewolf • Womenhet • Hubert Wong • Muncher Zombies Treehouse of Horror XXI Count Dracula • Edmund • Colonel Ketchup • Roger • Count von Count Treehouse of Horror XXII 911 dispatcher • Flanders the Devil • Kamala • Aleksey Fyodorovich Karamazov* • Fyodor Pavlovich Karamazov* • Rigellian queen Treehouse of Horror XXIII Black hole aliens • Mayans (Crazy iguana lady • Mayan gods • Mayan Homer • Mayan Marge • Mayan priest • Mayan scientist) • Moe-looking Satan • United Federation of Homers Through History (Pope Homer) • Barty Ziff • Lisa Ziff • Maggie Ziff • Marge Ziff Treehouse of Horror XXIV Bee Man of Bumble • Bore-Ax • Ray Bradbury • Brundlefly • Edward C. Burke • Mr. Burnsum • The Creeper • The Fat In The Hat • The Happy Harlequin • Hellboy • The Human Donkey • The Illustrated Man • Jumbo • Krusty Korral • H. P. Lovecraft • Marguerite • Richard Matheson • The Terrifying Callback Treehouse of Horror XXV Warren Beatty • Dum's wife • Morgan Freeman • James Franco • Glugs (Dum • Moog • Carlton • Leonard) • Hellroads principals • Hellroads student • Hellroads student • Hellroads student • Hellroads student • Hellroads teacher • Jeffistopheles • Stanley Kubrick • Leonard Lawrence • Lisafer • New gang • Bill O'Reilly • Sean Penn • Shmoo • Beelzebart Simpson • Taylor Swift • Luther Vandross • Noah Webster • West End Wiseguys Treehouse of Horror XXVI Steve Treehouse of Horror XXVII High Ball • Rachel Cohen • Homish • Peta • Pita • Jerry and Larry Mackleberry • Ms. Mancuso-Gluckman • Sergeant Sausage • Steely Dan (Donald Fagen) Treehouse of Horror XXVIII Mario Batali • Father Ben • Kenneth Humphries • Pazuzu Treehouse of Horror XXIX Grand Pumpkin • Luci • Neutrino • Phloem • Herb Tannenbaum • Xylem Treehouse of Horror XXX Amphibian Man • Demogorgon • St. Greeter Treehouse of Horror XXXI Stretch Arm-Long • Homer Barbera • William Cage • Phil Connors • Frog Prince • Gretel • Hansel • Anime Homer • Disney Princess Homer • Noir Homer • Pixel Homer • Jack-in-the-Box • Krusty Doll • Ben Mankiewicz • Radioactive Man action figure • Jane Russell • Noir Smithers • Headless Malibu Stacy • Roger Stone Treehouse of Horror XXXII Audrey II • Barti • Living treehouse • Mopey Mary • Mighty oak leader • Tree Rollins • Treebeard Treehouse of Horror XXXIII Steve Johnson • The Pookadook • Tofu Treehouse of Horror XXXIV Ana Gram • Rob Gronkowski • Kylie Jenner • Satoshi Nakamoto Treehouse of Horror XXXV Blue Monster • Mrs. Butterworth • Denim • Facebookzilla • Four Chan Saurus • La Muerte • Lenny Leonard, Sr. • Randall Leonard • Mecha-Reddit • Red Monster • Ro-gan • Xibalba Simpsons Wicked This Way Comes The Amazing Wiffle Girl • The Bearded Lady • Bi-Linguo • Siegfried Blaze • Blubby • Brain-Zo • Pint-Sized Hercules • The Illustrated Man • Thaddeus Subway • Cornelius Vanderbilt Treehouse of Horror XXXVI Viola Davis • Devil • Fatberg • Gary Gnu • Hal Julian • Captain Kangaroo • Stan Kelly • Ebenezer T. Squint • Zoom kid

The Simpsons characters

The Simpsons and relatives Jacqueline Bouvier • Patty Bouvier • Selma Bouvier • Abraham Simpson • Bart Simpson (Bartman • El Barto) • Homer Simpson • Lisa Simpson • Maggie Simpson • Marge Simpson • Mona Simpson Jub-Jub • Plopper • Santa's Little Helper • Snowball II Around Springfield Kumiko Albertson • Ms. Albright • Jasper Beardley • Benjamin • Blue-haired lawyer • Shauna Chalmers • Comic Book Guy • Crazy Cat Lady • Larry Dalrymple • Doug • Eddie • Maude Flanders • Ned Flanders • Julio Franco • Jonathan Frink • Gary • Alice Glick • Barney Gumble • Gil Gunderson • Constance Harm • Bernice Hibbert • Julius Hibbert • Julius Hibbert's daughter • Julius Hibbert's oldest son • Lionel Hutz • Jacques • "Just stamp the ticket" man • Princess Kashmir • Hyman Krustofsky • Akira Kurosawa • Cookie Kwan • Grady Little • Lou • Helen Lovejoy • Jessica Lovejoy • Timothy Lovejoy, Jr. • Barry Mackleberry • Jerri Mackleberry • Jack Marley • Horatio McCallister • Milo • Hans Moleman • Marvin Monroe • Eddie Muntz • Mrs. Muntz • Bleeding Gums Murphy • Lindsey Naegle • Nahasapeemapetilon octuplets (Anoop • Gheet • Nabendu • Poonam • Pria • Sandeep • Sashi • Uma) • Apu Nahasapeemapetilon • Manjula Nahasapeemapetilon • Sanjay Nahasapeemapetilon • Old Jewish man • Ruth Powers • Gareth Prince • Gloria Prince • Joe Quimby (Mayor Quimby's body guards) • Martha Quimby • Raphael • Luigi Risotto • Nick Riviera • Sam • Gerald Samson • Agnes Skinner • Roy Snyder • Spuckler children (Dubya • Whitney) • Brandine Spuckler • Cletus Spuckler • Squeaky-Voiced Teen • Strawberry • Disco Stu • Moe Szyslak • Kirk Van Houten • Luann Van Houten • Clancy Wiggum • Sarah Wiggum • Yes Guy • Artie Ziff Celebrities Bill and Marty • Booberella • Kent Brockman • Bumblebee Man • Scott Christian • Duffman • Matt Groening • Krusty the Clown • Lurleen Lumpkin • Troy McClure • Sideshow Mel • Roger Meyers, Jr. • Arnie Pye • Pyro • Dave Shutton • Jebediah Springfield • Miss Springfield • Drederick Tatum • Mr. Teeny • Rainier Wolfcastle (McBain) Springfield Elementary School faculty and students Chuck Berger • Black weasel • Wendell Borton • Gary Chalmers • Lewis Clark • Database • Lunchlady Dora • E-mail • Rod Flanders • Todd Flanders • Ham • JJ Hibbert • Elizabeth Hoover • Sophie Jensen • Jimbo Jones • Edna Krabappel • Coach Krupt • Dewey Largo • Sherri Mackleberry • Terri Mackleberry • Otto Mann • Audrey McConnell • Nelson Muntz • Nell Nicholson • Brunella Pommelhorst • Janey Powell • Martin Prince • J. Loren Pryor • Report Card • Richard • Dolph Shapiro • Becky Shorter • Nina Skalka • Seymour Skinner • Cosine Tangent • Allison Taylor • Milhouse Van Houten • Wanda • Ralph Wiggum • Groundskeeper Willie • Hubert Wong • Yellow weasel • Jaffee Ziswhisky • Üter Zörker • Kearney Zzyzwicz Blond-haired boy with glasses • Brown-haired boy • Buck-toothed boy • Buck-toothed girl • Girl with glasses • Lewis look-alike • Long haired girl Springfield Nuclear Power Plant Blinky • Charles Montgomery Burns (The Hounds) • Carl Carlson • Charlie • Lenny Leonard • Waylon Smithers, Jr. • Smitty Villains Sideshow Bob • Frankie the Squealer • Herman Hermann • Snake Jailbird • Kang Johnson • Kodos Johnson • Legs • Louie • The Rich Texan • Hank Scorpio • Johnny Tightlips • Fat Tony Other characters Capital City Goofball • Jesus Christ • Santa Claus • Devil • Fallout Boy • Itchy • God • Leprechaun • Richard Nixon • Poochie • Radioactive Man • Scratchy Families The Simpsons • The Bouviers • The Carlsons • The Flanderses • The Hibberts • The Krustofskys • The Lovejoys • The Spucklers • The Van Houtens • The Wiggums • The Muntzes Miscellaneous Doppelgängers • Fictional characters • LGBT characters • Animals • Deceased characters • Crossover characters • One-time characters • Recurring characters • Non-canon characters