Willy Wonka & the Chocolate Factory Grandpa Joe, "I am extraordinarily busy, sir." But they get reprimanded by Wonka who reveals that they are getting nothing and they lose because they broke the rules and they didn't see the rules, but Willy Wonka says to Grandpa Joe, "Wrong!" Finally they violating the contract by stealing the Fizzy Lifting Drinks, and Willy Wonka says to Grandpa Joe, "I said Good Day!" Infuriated, Grandpa Joe suggests to Charlie that he should give Slugworth the Gobstopper in revenge, but Charlie returns the candy to Wonka. With this selfless act, Wonka declares Charlie as the winner. He reveals that Slugworth
Willy Wonka & the Chocolate Factory to buy the rights to the book and finance the picture for the purpose of promoting a new Quaker Oats "Wonka Bar". David L. Wolper and Roald Dahl agreed that the film would be a children's musical, and that Dahl himself would write the screenplay. However, Wolper changed the title to "Willy Wonka and the Chocolate Factory". Screenwriter David Seltzer conceived a gimmick exclusively for the film that had Wonka quoting numerous literary sources, such as Arthur O'Shaughnessy's "Ode", Oscar Wilde's "The Importance of Being Earnest", Samuel Taylor Coleridge's "The Rime of the Ancient Mariner" and William Shakespeare's "The Merchant