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Steve Earle. Brian Blauser hide caption

itoggle caption Brian Blauser

Steve Earle. courtesy of the artist hide caption

itoggle caption courtesy of the artist

Along with her sister Anna, Kate McGarrigle performs with her son Rufus Wainwright at Carnegie Hall. C Brandon/Redferns hide caption

itoggle caption C Brandon/Redferns

Natalie Maines of the Dixie Chicks got herself and the band in a tizzy when she said, "Just so you know, we're ashamed the president of the United States is from Texas," in 2003. Frank Micelotta/Getty Images Entertainment hide caption

itoggle caption Frank Micelotta/Getty Images Entertainment