Annie Hall' made the iconic actress a style star, but throughout her life, she showed women of all ages how to seamlessly blend fashion and identity.

More ambitious types on the slim-pants-spectrum may want to try the extra skinny pant. Take a cue from the Celine runways and pair them with a blazer, low-profile retro sneaks, and a silk scarf knotted around the neck.

Diane Keaton passed away at 79. Nightline looks back on her long career in the spotlight and how she became an icon, on and off screen.