Let's face it, celebrities don't always use their fame for good. Many, many do — actors and musicians often face hard times before their big breaks, and so they can appreciate intimately what living with hardships is like. It's only natural to want to help out.
Darius Rucker is no different. At one point when he was a kid, he lived in a three-bedroom house with his mom, her sisters, his grandmother, and 13 other kids. He knows about hard times. And he's trying to help kids today get through hard times of their own.