'Sisters' trivia and fun facts

Originally titled "The Nest".

Paula Pell wrote the two parts of the sisters just for Tina Fey and Amy Poehler.

Third movie Tina Fey and Amy Poheler have starred together in. First, Mean Girls (2004) and then Baby Mama (2008).

Second movie Tina Fey and Amy Poehler have starred in as the main characters.

Dianne Wiest and James Brolin also work together on the tv show, Life in Pieces (2015).