Kathy Griffin is mourning the loss of her dear sister Joyce, who passed away on Thursday night after battling cancer.

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The comedian shared a heartfelt tribute video on Friday to announce the devastating news, writing, “My sister Joyce passed away peacefully last night. Check out this beautiful moment.”

In July, Griffin shaved her head in solidarity with her sister, who was 65 years old.

It’s unclear what type of cancer Griffin’s sister was suffering from, but, according to the comedian, she’s “having a mai tai on the beach in heaven.”

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Braves first baseman Matt Olson (left) is greeted by Ronald Acuña Jr. after batting during the MLB Home Run Derby as part of the All-Star Game festivities on Monday, July 14, 2025, at Truist Park in Atlanta. (Jason Getz/AJC)

Credit: Jason Getz/AJC