Original Casting

I read on tcm that the originally Harry Cohn wanted to produce this as a vehicle for Rita Hayworth and Shirley Temple with Rita as the movie star and Shirley Temple as Helen. This would have been great casting. Here is the article:

http://www.tcm.com/this-month/article.html?isPreview=&id=151100%7C79914&name=Best-Foot-Forward