Who are these people? I have never heard of any of them. Official list of entertainers at Republican convention next week: "Country music superstars Brooks & Dunn, Grammy Award-winning Country singer Lee Ann Womack, Latin Grammy Nominee Jaci Velasquez, Grammy Award-win ning rock band Third Day, the inspirational Gracie Rosenberger, rock band Dexter Freebish, Country star Darryl Worley, and Grammy Award-winning Donnie McClurkin."