Steve Earle could be music's poster child for multi ... traveling with his wife Allison Moorer and her sister Shelby Lynne for their Side by Side tour, and touring with Joan Baez, supporting ...

Steve Earle's son, John Henry ... country singer-songwriter Allison Moorer. "That was the beginning of me trying to figure out what John Henry needed," says Earle, "and I got lucky." ...