Peter Bogdanovich made What’s Up, Doc? on a dare. John Calley, head of Warner Brothers at the time, told Bogdanovich that Barbra Streisand had just seen The Last Picture Show and wanted to make a movie with him. Unfortunately, the studio provided Bogdanovich with script he disliked. When informed about his disapproval, Calley asked, “Well, look, if you had to make a picture with Streisand, what kind of picture would you do?” Bogdanovich said, “Oh, I don’t know. Screwball comedy, something like Bringing Up Baby.” Calley told him go for it, so Bogdanovich did.
This is a companion discussion topic for the original entry at https://www.hagerty.com/articles-videos/articles/2018/12/14/whats-up-doc-review