Greta Gerwig says she snuck into ‘Barbie’ screenings to see audience reaction

Director Greta Gerwig wanted to get reaction to “Barbie” in real time.

​CNN.com – RSS Channel Director Greta Gerwig wanted to get reaction to “Barbie” in real time. 

​Read More Director Greta Gerwig wanted to get reaction to “Barbie” in real time.