The Jimmy & Rosalynn Carter Work Project is the great equalizer, as former first couples and country music superstars hammer alongside homeowners-to-be and volunteers from all walks of life and all corners of the world. And when so many people converge on a former sugarcane field in Léogâne, Haiti, for a week of building, you never know what you're going to hear. — Compiled by Teresa K. Weaver, Phil Kloer and Phillip Jordan