By Jack Russell
By Lynne Margolis
By Brittney McKenna
By Erika Goldring
By Evan Schlansky
By Matt Bonham
By Andrew Leahey
Kacey Musgraves, photo by Mike Stewart
Macy Gray performing with Galactic
Terry Wyatt/FilmMagic
Lady Antebellum
Kacey Musgraves
