MBC's�'Show! Music Core'�is back for its weekly show featuring performances by your favorite artists!

On this episode, BLK debuted with "Hero".

As for the winners, Yoon Jong Shin and Minseo, Red Velvet, and Wanna One were the nominees, but it was Wanna One who took the win with "Beautiful"! Congrats to Wanna One!

Other performers of the night were KARD, Pentagon,�EXID,�Red Velvet,�MONSTA X,�Lovelyz,�SONAMOO,�Gugudan,�VICTON,�ASTRO,�The Rose, NRG, Minseo, Samuel Kim, and�So Yumi.

Check out the performances below!

SEE ALSO: Wanna One win #1 + Performances from November 25th 'Show! Music Core'!

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DEBUT: BLK

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KARD

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Pentagon

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EXID

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Red Velvet

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MONSTA X

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Lovelyz

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SONAMOO

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Gugudan

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VICTON

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ASTRO

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The Rose

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NRG

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Minseo

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Samuel Kim

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So Yumi

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