Mnet's 'M! Countdown' is back for its weekly show featuring performances by your favorite artists!

On this week's episode, NewJeans debuted with "Cookie", Zico made a comeback with "Freak", Choi Ye Na returned with "Smartphone", and ATEEZ came back with "Guerrilla".

As for the winners, Seventeen and aespa were the nominees, but it was Seventeen who took the win with "_World". Congratulations to Seventeen!

Performers included Nicole, PURPLE K!SS, TO1, YOUNITE, TAN, STAYC, ATBO, CSR, P1Harmony, Xdinary Heroes, TRENDZ, and ENHYPEN.

Watch the performances below!

WINNER:

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DEBUT: NewJeans

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COMEBACK: Zico

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COMEBACK: Choi Ye Na

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COMEBACK: ATEEZ

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Nicole

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PURPLE K!SS

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TO1

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YOUNITE

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TAN

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STAYC

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ATBO

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CSR

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P1Harmony

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Xdinary Heroes

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TRENDZ

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ENHYPEN

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