In "20th Century Women" Annette Bening plays a fifty-something mom raising her adolescent son in Santa Barbara, California.

20th Century Women

For help, she enlists two younger women:

Julie is her smart and provocative neighbor - she's played by Elle Fanning and then there's  Abbie, a free spirited punk artist played by Greta Gerwig.

Take Two's Alex Cohen spoke to Gerwig about her character in the film and how she...a child of the 80's...got in the mindset to play a 1970's punk.

To hear the full segment, click the blue play button above.