It's always impressive when K-Pop idols can sing in perfect harmony because it shows they are not just a couple of pretty faces!

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Sunny Hill particularly wows in a new cover of "Mr.2 (literally: White Winter)" they uploaded onto 1theK in which the four harmonize in an immensely soothing way that suits the calm winter season. �Their solo parts emphasize the individual member's lovely voice and singing skills while the song and general atmosphere gets your mood up for the New Year!

Prepare to be blown away, and then click play above!