While their toe-tapping take on "Santa Claus is Coming to Town" was an indisputable hit with onlookers, nothing compared to the moment a solemn Kevin Arnold donned a white robe and angel wings, mounted a barricade made of discarded picket-signs, and belted to the tune of "O Holy Night," "No more we write/Nick Counter is a Wiener!" in his stirring, pitch-perfect mezzo-soprano.