Brandon’s illness made headlines on August 6, 2025, when Kelly announced the postponement of her Vegas residency. Just one day later, he died. Find out what happened to him.

Brandon Blackstock's official cause of death has come to light, days after the talent agent and ex-husband of Kelly Clarkson died of natural causes at age 48.

Blackstock died at his home in Butte, Montana, on Aug. 7. He was 48. The death certificate said that his cause of death was malignant melanoma, or a type of skin cancer, with his manner of death listed as natural causes, People magazine reported.