Lee Brice, Easton Corbin, Randy Houser and Chris Young are among the country artists joining the lineup of free concerts in Las Vegas prior to next month's Academy of Country Music Awards. As previously announced, Ronnie Dunn and Sara Evans will headline the concerts at the Fremont Street Experience in downtown Las Vegas on April 1 and 2. Evans will perform on April 1, following sets by Brice, Young, Brett Eldredge, Casey James and Sarah Darling. Dunn will appear on April 2, after performances by Corbin, Houser, Steel Magnolia, the JaneDear Girls and Thompson Square. The ACM Awards will take place at the MGM Grand Garden Arena on April 3.