Kelly Clarkson’s ex-husband Brandon Blackstock’s official cause of death has been revealed. Last week it was announced that the ex of the American Idol star, 43, had died at the age of 48. ‘It is with great sadness that we share the news that Brandon Blackstock has passed away,

Kelly Clarkson was visibly emotional and struggling in a video captured 12 days before her ex-husband Brandon Blackstock’s passing. A TikTok user captured the “Stronger” artist, 43, during the July 26 show of her Las Vegas Studio Sessions residency,

I’m really trying to pull it together,” Clarkson said, wiping back tears during a performance that was caught on video.