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Ari Hest collaborated with Judy Collins on the album "Silver Skies Blue." The album, released in 2016, features a collection of folk and pop songs written by Hest and Collins. The two artists share a similar musical style, and their voices blend beautifully on the album. "Silver Skies Blue" was met with critical acclaim, with many reviewers praising the songwriting and the performances of Collins and Hest.