Somewhere, behind the back of a building, Big Bird is weeping.
The actress, who starred as Olivia for 12 years on the PBS show, died of breast cancer on Dec. 17 in Los Angeles, reports Springfield, Ohio's WHIO Radio. She was 63 years old.
In addition to working with muppets, Hall starred in the sitcom 227. She also graced the Great White Way as Matron Mama Morton in the original production of Chicago and the 1977 revival of Hair.