Brantley Gilbert

Can you believe it?!

D'awwww!

Mom, Mother, Mama, Mommy -- whatever she's called, she's played an integral role in these country stars' lives.

Watch five incredible tributes from country stars to brave members of the military.

Game on!

Artists are overwhelmingly supportive of the troops.

They have known the pain they sing about.

Tragedy can strike anyone, from a neighbor next door to family members to some of the biggest superstars in the world.