Dumbarton Concerts will open its doors to welcome longtime favorites Helicon and A Celtic Christmas back to the Dumbarton Concerts’ sanctuary. Helicon’s Winter Solstice concert brings together 8 of the DMV’s finest traditional musicians for an unforgettable feast of Celtic dance rhythms fused with Irish, Scottish, French-Canadian, Appalachian, and bluegrass music. Baltimore-based Charm City Junction brings an added bit of joy with its rambunctious old-time sounds. Helicon’s Winter Solstice is an irresistible show of virtuosic musicianship and pure fun for the ears and eyes. Ken Kolodner, hammered dulcimer, fiddle Robin Bullock, piano, guitar, cittern, and mandolin Chris Norman, wooden flutes, tin whistle, small pipes and piano Charm City Junction.