Joan Jett Rocks Out At Country Music Festival With Carrie Underwood

Nashville's CMA Fest on Sunday saw country singer Carrie Underwood bring out Joan Jett to deliver a country-rock performance that included a medley of songs from Joan Jett & The Blackhearts. The show was filmed back in June but aired Sunday night on ABC. WATCH below as Joan performs hits including "I Hate Myself For Loving You," "Crimson and Clover," "I Love Rock & Roll," and "Bad Reputation."