Watch The Chevin perform on David Letterman's show

The Chevin made their US network television début on Wednesday night, performing on chat show king David Letterman's long running talk show 'The Late Show With David Letterman.' Taking to the stage to close the show, Coyle Girelli and co wowed the live audience and viewers with a rousing rendition on 'Champion', showcasing their expansive sound and the world class vocals of front man Girelli.

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