Is Meryl Streep the Greatest Movie Mother?

With Mother's Day coming up this weekend, we're thinking about beloved movie mums, particularly the actresses who time and time again have taken maternal roles and made them memorable. The first person who comes to mind? Meryl Streep. She's been a mum who sings, a mum who psychoanalyses, and, of course, a complicated mum. Here are the top mum parts from her acting arsenal.