Brandon Blackstock, whose marriage to and contentious split from Kelly Clarkson put him in the celebrity spotlight, has died of cancer at age 48.

Brandon Blackstock, a talent manager and former husband of singer Kelly Clarkson, has died following a battle with cancer. He was 48.

Less than a day after Kelly Clarkson postponed her shows in Las Vegas to be with family, it was announced that her ex-husband, Brandon Blackstock, had died. He was 48 years old and had been in a battle with cancer for over three years.