VIDEO : Exclusive Interview - Meryl Streep and daughter Mamie reveal how much they learned about eac

Meryl Streep?s latest movie ?Ricki And The Flash? see?s her play a rockstar who returns to her troubled family to try to make things right. Her real life daughter Mamie plays her daughter in the movie, and in an exclusive interview, they both revealed how much they learned about each other while on set.