McKenna won another Grammy the next year for Best Country Song for "Humble and Kind" by Tim McGraw. McKenna wrote the song as "lullaby, guidebook, and tribute" to her five children. The song was named Song of the Year at the 2016 CMA Awards and won favorite country song at the American Music Awards the same year. In 2017, "Humble and Kind" was nominated for Song of the Year and Single Record of the Year at the ACM Awards. McKenna was named Songwriter of the Year at the ACM's that same year.