The Texas Gentlemen will perform as the headlining act on the Harkins Fountain Stage for ACM@UCO’s Metro Music Fest at 10:30 p.m. April 6. [Photo provided]

Downtown Oklahoma City's Metro Music Fest rounded out its lineup and shared a festival schedule Monday morning.

In addition to previously announced headlining acts The Revolution and Mavis Staples, the Academy of Contemporary Music at the University of Central Oklahoma and festival organizers shared that The Texas Gentlemen, Gyan Riley and Nitti Gritti were joining MMF.

More than 45 ACM@UCO-affiliated bands were also confirmed to play the free-to-attend festival scheduled for April 6.

ACM@UCO CEO Scott Booker had this to share about a couple of the concert celebration's new headliners: