The talent manager “passed away peacefully at his home in Butte, Mont., on Aug. 7 under hospice care surrounded by his family.”

Brandon Blackstock, who was a manager and Kelly Clarkson's ex-husband, died at the age of 48. That came a day after Clarkson publicly revealed that she postponed her residency in Las Vegas, which she did because -- as she said "my children's father has been ill and at this moment, I need to be fully present for them."

Kelly Clarkson's ex-husband, Brandon Blackstock, has passed away after a three-year cancer battle, his family said in a statement. The Silver Bow County Coroner, Dan Hollis, confirmed to TODAY.com that Blackstock's cause of death was melanoma and the manner of death was natural causes.