Clarkson, the "American Idol" star who shared two children with Blackstock, had just announced she was stepping away from concerts to support her family.

Kelly Clarkson and her kids received an outpouring of love from her fans on social media after PEOPLE confirmed her ex Brandon Blackstock's death on Aug. 7. The talent manager was 48 and died after living with cancer for three years.

Kelly Clarkson's ex husband and father of her two children, Brandon Blackstock, has died, and the family's loss makes their last Instagram posts even sadder.