Thomas Rhett is totally 'speechless.'
Here's a look at all the highlights from Wednesday's big awards show.
No one saw this coming!
The country star felt 'so honored' to take the stage.
The country star debuted her baby bump and delivered one of the most powerful moments of Wednesday's ACM Awards.
The singer's husband, Cade Foehner, played guitar and sang backup vocals during her performance.
The pop star's talents extend beyond music.
The performance also included tracks by Loretta Lynn and Patsy Cline.
The cute couple looked totally in love at Wednesday's big awards show.
The awards show airs Wednesday on CBS.
Tim McGraw, Jimmie Allen and Luke Combs are also taking the Bluebird Cafe stage.
The singer got right into his hosting duties with a hopeful opening monologue about the healing power of country music.
The star-studded special featuring John Legend, Luke Bryan, Miranda Lambert and more airs April 5 on CBS.
ET is flashing back to when we first met some of country music's biggest superstars at the ACM Awards.