Gimme a Break! (1981)

Season 5: Episode 7

Mama Maybelle arrives in Glenlawn to visit Nell, and tells her that she has to have an eye operation, and fears that she may never be able to see again. She tells Nell that she is going to miss seeing, but her sense of hearing may improve, which will help her hear Nell's singing better. Nell is happy that her mother admits she is a good singer. In the end, she is fine, and the family is there to greet her after the operation.