The celebrated actress -- best known as the star of Laverne & Shirley, alongside Penny Marshall -- died on Jan. 25 at the age of 74. In memory of the beloved comic actress' life and legacy, ET is taking a look back through her storied life, both on-screen and off, from her work on American Graffiti to the release of her memoirs.
Ron Howard, as Steve Boland, starred opposite Williams -- as Laurie Henderson -- in 1973's American Graffiti.
Williams hopped on a bicycle with Lloyd Bridges for a special episode of Celebrity Challenge of the Sexes in 1977.
Williams and her Laverne & Shirley co-star Penny Marshall posed for promo photos for the third season of their hit sitcom.
Cindy and Bill
Williams was all smiles with her future husband, Bill Hudson, at a wrap party in 1982.
Williams brought her daughter, Emily, to the 50th Annual Emmy Awards in 1998.
Williams and Marshall were honored at the TV Land Awards at the Hollywood Palladium in 2003.
Red Carpet Fun
Williams brought her son, Zachary, to the red carpet premiere of Lara Croft: Tomb Raider - The Cradle of Life in 2003.
Williams and Marshall were honored with stars on the Hollywood Walk of Fame in 2004.
Williams met with fans and signed autographs at an event promoting her memoir, Shirley, I Jest!: A Storied Life, at Book Soup in West Hollywood in 2015.