Dagny Norvoll Sandvik (born 23 July 1990 in Tromsø, Norway), known mononymously as Dagny, is a Norwegian pop singer who had success with her debut single "Backbeat".The acoustic version of the song was featured on Grey's Anatomy in the episode "True Colors".
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Composer: Leon Weber & Tobias Kuhn & Dagny Norvoll Sandvik & Oliver Horton & Alexander Burnett
Lyricist: Leon Weber & Tobias Kuhn & Dagny Norvoll Sandvik & Oliver Horton & Alexander Burnett