Nashville veteran Deacon (Charles Esten) and upstart country-pop star Juliette (Hayden Panettiere) record a duet in a scene from ABC's Nashville. Katherine Bomboy-Thornton/ABC hide caption

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Mumford & Sons is led by singer Marcus Mumford (second from left). The band's second album, Babel, was released on Sept. 25 and is on pace to be the highest-selling debut of 2012. Courtesy of the artist hide caption

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Bob Dylan performs on stage during the 21st edition of the Vieilles Charrues music festival on July 22, in Carhaix-Plouguer, western France. Fred Tanneau/AFP/Getty Images hide caption

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Bonnie Raitt accepts her Lifetime Achievement Award at the Americana Music Awards in Nashville on Sept. 12, 2012. Susan Bibeau/Folk Alley hide caption

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