Bard, a man of Lake-town
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The Hobbit: the Desolation of Smaug official soundtrack - an album guide

11. Bard, a man of Lake-town
Bard the Bowman is represented by an athletic brassy theme, which sounds similar to the music from the Erebor theme: it's all part of a device used by Howard Shore to show Bard might be sympathetic to the Dwarves.