Der Hofnarr
In 1950, they signed a writing, producing and directing deal with Metro-Goldwyn-Mayer and made films together as co-writers, co-directors and co-producers. They started with "The Reformer and the Redhead" (1950) and also made "Knock on Wood" (1954) and "The Court Jester" (1956), both with Danny Kaye, with the former earning them another Academy Award nomination. They also co-wrote "White Christmas" (1954) with Norman Krasna. They wrote a Broadway play together in 1956, later adapted into "Li'l Abner" (1959), directed by Frank. They received another Academy Award nomination for "The Facts of Life" (1960) and also worked on "The Road to Hong Kong" (1962).