Clarkson's name was not mentioned anywhere in the lengthy obituary, though it did include mention of her and Blackstock's two children.

Kelly Clarkson’s ex-husband, with whom she shared daughter River, 11, and son Remington, 9, lost his battle to skin cancer earlier this month.

Brandon Blackstock had been dating Brittney Marie Jones in the years preceding his death. "Brandon and Brittney were in a relationship, and his family was very happy and supportive," a source exclusively told Us Weekly in August.

Multiple reports circulating online allege that Kelly Clarkson’s ex-husband, Brandon Blackstock, had an affair with her former production assistant, Brittney Marie Jones.

Yesterday we lost a good man Brandon Blackstock my daughter’s soulmate and I considered him my son,” he wrote in the Facebook post.

The relationship between Kelly Clarkson’s ex-husband, Brandon Blackstock, and her former assistant Brittney Marie Jones was revealed in Blackstock’s obituary after his death on August 7. While Clarkson and her ex were separated at the time of their romance,