Article continues below advertisementKelly Clarkson got candid about how her two kids, daughter River and son Remington, are doing after their father Brandon Blackstock's death.Blackstock died in August 2025 at the age of 48 from cancer. The American Idol alum, 43, opened up about how her kids are coping following her ex-husband's passing during a Q&A video for The Kelly Clarkson Show, which was shared on January 10.Article continues below advertisementBrandon Blackstock Died at the Age of 48Source: MEGAKelly Clarkson and Brandon Blackstock were married from 2013 until 2022.