Kelsea Ballerini

Carrie and Luke will perform at the 2019 CMT Music Awards.

Ballerini was all smiles and happy tears for her official entry into the hallowed institution.

Evans explains why Kelsea couldn't make it!

Surprise! Ballerini is set to become the newest member of the hallowed institution.

Champagne high!

They join stars from across the entertainment spectrum.

The girls that tour together ... 'The Voice' together.

LoCash and Tim McGraw performed. Lindsay Ell and Kelsea Ballerini were there as fans.

'Elvis All-Star Tribute' will also feature Kelsea Ballerini, Dierks Bentley, Pistol Annies, Darius Rucker and Keith Urban.

Collaborations have been all the rage in 2018.