Here is a list of the artists participating in the video:
Alabama
Alan Jackson
Blake Shelton
Brad Paisley
Brett Eldredge
Brooks & Dunn
Carrie Underwood
Charley Pride
Darius Rucker
Dierks Bentley
Dolly Parton
Eric Church
Faith Hill
George Strait
Jason Aldean
Kacey Musgraves
Keith Urban
Lady Antebellum
Little Big Town
Luke Bryan
Martina McBride
Miranda Lambert
Randy Travis
Rascal Flatts
Reba McEntire
Ronnie Milsap
Tim McGraw
Trisha Yearwood
Vince Gill
Willie Nelson