This Hetalia Axis Powers - Incapacitalia foto might contain
capispalla, overclothes, capospalla, ben vestito persona, vestito, vestito di pantaloni, tailleur pantalone, pantaloni tuta, tuta, and persona ben vestita.
The song is Once Upon a December from Anastasia. I chose the bad reputation trio (Russia, England, and Germany) because all three remember a happier time.