You may remember her as the National Park Service's oldest ranger until she retired at 100 years old in 2021.
And we're learning more about her passion for music in a new documentary called "Sign My Name to Freedom."
"There's a part of my life that I've kept hidden for a half century," she said in the film.
MORE: School named after National Park Ranger Betty Reid Soskin on her 100th birthday
School named after national park ranger on her 100th birthday
Now, the team behind the documentary say they need help to finish the film.
Director Bryan Gibble and Betty Reid's daughter Diara Reid spoke to ABC7's Kristen Sze and Julian Glover.
You can watch the full interview in the video media player above.
You can learn more on how to help fund to finish the film Sign My Name to Freedom here.
If you're on the ABC7 News app, click here to watch live