. . . "Haunted house (The Dynamic Scooby-Doo Affair)"@en . . "The haunted house is an attraction at the Gotham City Amusement Park. The Joker and Penguin used it as their secret headquarters."@en . . . . . "Haunted house"@en . . . . "The haunted house is an attraction at the Gotham City Amusement Park. The Joker and Penguin used it as their secret headquarters."@en . . . . . . . ":"@en .