For only the second time in CMA history, all five nominees for new artist of the year are 30+ at the Nov. 9 show.
Morris wrote the song with her husband and fellow singer-songwriter Ryan Hurd, as well as writer-producer Greg Kurstin.
Plus, Thomas Rhett & Riley Green hit the Hot Country Songs top 10 with "Half of Me."
The War and Treaty, The Black Keys, Cody Johnson and Patty Loveless are also among this year's performers.
Mooney focused on clean eating, exercise and avoiding alcohol.
Guests at the ceremony included Ernest, Lauren Alaina and RaeLynn.
The openly gay frontman had recently reassembled the ahead-of-their-time '70s outfit to release the well-received 'Blackberry Rose' album.
'Coal Miner's Daughter: A Celebration of the Life and Music of Loretta Lynn' took place at Nashville's Grand Ole Opry.
"Thanks for letting me crash the party last night, @lukebryan!" the Florida governor tweeted after the show.
'You should be here, and so I will carry on the Judd legacy,' Wynonna said, looking upward.
