"Shut Up Kenny" is a heartfelt and somewhat humorous song by Walker Hayes that talks about the emotional struggle of hearing a particular artist's music after a breakup. The song is centered around country music artist Kenny Chesney and how his songs constantly remind the narrator of his lost love. In the lyrics, the narrator expresses frustration and sadness whenever he turns on the radio and hears Kenny Chesney's songs playing. The repetition of Chesney's music reminds the narrator of the relationship he had with his ex-partner, making it difficult for him to move on. He acknowledges that his ex already has someone new in her life, but he still can't shake the painful memories associated with Chesney's music. The narrator urges Kenny Chesney to "shut up" and leave him alone, asking him to keep his songs to himself. Despite his plea, the narrator admits that he enjoys Kenny's music but hates how it reminds him of the pain and happiness he experienced during his past relationship. The narrator knows he should remove the radio from his car to avoid these triggering moments but finds it difficult to do so. Through clever wordplay and a mix of humor and sorrow, Walker Hayes conveys the struggle of trying to move on from a past love while being constantly reminded of them through music. The song captures the bittersweet emotions associated with the healing process, where the heart simultaneously craves and resents the reminders of past happiness.