
While many adults are surprised at the changes in each of the girls after they return from camp ("Lottie" has apparently forgotten how to cook, gets in a fight at school, and becomes a terrible student, while "Lisa" has begun to keep a close eye on the housekeeper's bookkeeping, will no longer eat her favorite food, and becomes a model student), no one suspects that the girls are not who they claim to be. The girls decide to swap places at the end of the summer so that Lottie will have a chance to get to know her father and Lisa will get to meet her mother. 'Seebühl am Bühlsee'), where they discover that they are identical twins whose parents divorced, each keeping one of the girls. Lotte Körner) from Munich meet in a summer camp in Bohrlaken on Lake Bohren (orig.

Luise Palfy) from Vienna and shy Lottie Horn (orig. Two nine-year-old girls, bold Lisa Palfy (orig. Subsequently, it has been adapted into film many times, most notablyĭisney's 1961 film The Parent Trap starring Hayley Mills, the subsequent film series, and their various translations.

In 1942, when for a brief time Kästner was allowed by the Nazi authorities to work as a screenwriter, he proposed it to Josef von Báky, under the title The Great Secret, but the Nazis once again forbade him to work.Īfter the war, Kästner worked the idea into the highly successful book. The book originally started out during World War II as an aborted movie scenario. Lisa and Lottie (original German title: Das doppelte Lottchen, "The Double Lottie") (published since 2014 in the United Kingdom and Australia as The Parent Trap) is a 1949 German novel by Erich Kästner, about twin girls separated in infancy who meet at summer camp.
