How Do I Know

I Don't Know How She Does It is a 2011 American comedy film based on Allison Pearson's 2002 novel of the same name. Directed by Douglas McGrath, the film stars Sarah Jessica Parker, Pierce Brosnan and Greg Kinnear. The plot surrounds the trials and tribulations of Kate Reddy, a married mother of two, as she navigates her life as a finance executive and the breadwinner for her family. The film was released on September 16, 2011, and was a critical and commercial flop.