Carly Simon lost both sisters to cancer:

Let us tell you that Broadway composer Lucy Simon and opera singer Joanna Simon died a day apart

Musician Carly Simon has lost both her sisters Lucy and Joanna to cancer.

His sister, Lucy, died Thursday at the age of 82 from metastatic breast cancer at her Piermont, NY home.

While Joanna, the eldest of the sisters best known as an opera singer, died of thyroid cancer on Wednesday at the age of 85

The original score was nominated for a Tony Award for her work on Lucy Simon's long-running musical "The Secret Garden".

Let me tell you that before becoming musicians, he and Carly Simon started out as a folk act in Provincetown, Mass.

which was billed as the Simon Sisters, and their recording of "Wynken, Blynken & Nod" reached number 73 on the Billboard Hot 100 in 1964.

In 1981, Lucy Simon won a Grammy for Best Recording for Children for "In Harmony" with her husband David Levine,

Also won the award again in 1983 for the album's sequel.