 The album she reads, "Tintin in Paris", does not exist in the Tintin series but is essentially a mishmash of the cover of "Tintin in the Land of the Soviets", the island from "The Black Island" and the rocket from "Destination Moon".Also visible are "Tintin in Tibet", "The Shooting Star", "The Crab with the Golden Claws" and "Cigars of the Pharaoh".Marge's gym, Shapes, is a parody of Curves, although there is an actual fitness chain in the Tampa, Florida, area known as Shapes.