Charlie and the Chocolate Factory Wonka, Jr." and almost always featuring musical numbers by all the main characters (Wonka, Charlie, Grandpa Joe, Violet, Veruca, etc.); many of the songs are revised versions from the 1971 film. "Charlie and the Chocolate Factory" has undergone numerous editions and been illustrated by numerous artists. The cover photo of the 50th anniversary edition, published by Penguin Modern Classics for sale in the UK and aimed at the adult market received widespread commentary and criticism. The cover is a photo of a heavily made up young girl seated on her mother's knee and wearing a doll-like expression, taken by the
Charlie and the Chocolate Factory this assessment in a letter to "The Horn Book Review", saying that her own daughter would turn "quite nasty" upon finishing the book. Roald Dahl responded to Cameron's criticisms by noting the classics she had cited would not be well received by contemporary children. The cover art for Penguin UK's Modern Classics , published in September 2014, received criticism as being creepy, irrelevant, and age inappropriate. "Charlie and the Chocolate Factory" has frequently been adapted for other media, including games, radio, the screen, and stage, most often as plays or musicals for children – often titled "Willy Wonka" or "Willy