News Kelly Clarkson is 40 and keeping it real: See her best quotes on life, motherhood, divorce April 24, 2022 Amy Haneline, USA TODAY Comments Off on Kelly Clarkson is 40 and keeping it real: See her best quotes on life, motherhood, divorce Kelly Clarkson, who went from "American Idol" to hosting her own talk show, is 40. We look back at her most inspiring (and often relatable) words.