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

On this episode, Kyuhyun came back with "A Million Pieces", BTOB made a comeback with "Way Back Home", Dongwan returned with "I'm Fine", Tei made his comeback with "Good Old Days", Stephanie returned with "Up, Up", Yoo Sung Eun came back with "Nothing", and N.Flying made their return with "Lonely". TWICE also debuted with "Like OOH-AHH", while Big Brain debuted with "Welcome".
             

As for the winners, iKON, Lim Chang Jung, and Taeyeon were the nominees, but it was Taeyeon who took the trophy with "I"! Congrats to Taeyeon!

Other performers of the night were: GOT7, Ailee, UP10TION, MONSTA X, Melody Day, Lovelyz, Oh My Girl, Park Bo Ram, and Baby Boo.

Check out the performances below! [Videos will be updated as available.]

SEE ALSO: [PHOTOS] BTOB express enthusiasm about finally meeting fans through 'Our Dream' fan concert tour

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COMEBACK: Kyuhyun

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COMEBACK: BTOB

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COMEBACK: Dongwan

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COMEBACK: Tei

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COMEBACK: Stephanie

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COMEBACK: Yoo Sung Eun

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COMEBACK: N.Flying

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DEBUT: TWICE

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DEBUT: Big Brain

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GOT7

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Ailee

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UP10TION

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MONSTA X

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Melody Day

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Lovelyz

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Oh My Girl

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Park Bo Ram

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Baby Boo

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