Why Elle King Wants to Officiate Weddings at CMA Fest (Exclusive)

Elle King chats with ET's Rachel Smith about co-hosting CMA Fest at Nashville's Nissan Stadium. The 'Lucky' singer shares why she's excited to officiate the weddings for three lucky couples. 'CMA Fest: 50 Years of Fan Fair,' a new documentary, premieres July 5 on Hulu, and a special broadcast of 'CMA Fest' airs July 19 on ABC.