Kelley Mack's family and friends are honoring the late actress with a celebration of life in Los Angeles Mack's sister, Kathryn Klebenow, shared information about the ceremony via Mack's Instagram page. "Hi there! This is Kathryn, Kelley's Sister. Regarding Kelley's Los Angeles celebration of life - if you are a friend/colleague of Kelley's, please reach out so we can send you more information," she wrote earlier this month. "Sunday 9/7/25 | Afternoon Open House Westside (Sunset / 405 Freeway).