Article continues below advertisementKelly Clarkson is keeping her kids close nearly four months after the death of her ex-husband, Brandon Blackstock.On Sunday, November 30, the 43-year-old singer shared a rare Instagram photo featuring her daughter, River Rose, 11, and son, Remington "Remy" Alexander, 9, all bundled up for a winter day in New York City.Article continues below advertisementSource: @kellyclarkson/InstagramKelly Clarkson shared a rare Instagram photo with her two kids.