Aaron Gray and Josh Arnett, The Singing Contractors, began harmonizing while working on houses, laying a strong foundation as a powerhouse duo with viral videos and national media appearances. The hard-working, sing-while-they-work, digital sensations are building a Christmas to remember, sharing holiday cheer and the hope of the season with new renditions of household favorites. They are hanging lights, decking halls and belting out joyous strains for the most wonderful time of year.