Exclusive! Backstage at the ACM Awards

See your favorite country stars (Kellie! Carrie!) smile for the PEOPLE camera at the 43rd annual Academy of Country Music Awards

5 of 12

RASCAL FLATTS

"We are so humbled and honored," Jay DeMarcus said in accepting with his band the ACM/Home Depot Humanitarian Award for their work with the Monroe Carell Jr. Children's Hospital at Vanderbilt. "We've been firm believers in if you get, you give back."