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

On this week's episode, TWICE's Tzuyu made her solo debut with "Run Away", MEOVV debuted with "MEOW", KATSEYE made their "Debut", BOYNEXTDOOR returned with "Dangerous", NCT Wish made a comeback with "Dunk Shot", and xikers returned with "Witch".

As for the winners, LE SSERAFIM and DAY6 were the nominees, but it was LE SSERAFIM who took the win with "CRAZY". Congratulations to LE SSERAFIM!

Other performers included LE SSERAFIM, NMIXX, Kino, Yerin, Loossemble, NOWADAYS, RESCENE, and ARrC.

Watch the performances below!

WINNER:

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SOLO DEBUT: Tzuyu

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COMEBACK: MEOVV

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COMEBACK: KATSEYE

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COMEBACK: BOYNEXTDOOR

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COMEBACK: NCT Wish

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COMEBACK: xikers

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LE SSERAFIM

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NMIXX

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Kino

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Yerin

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Loossemble

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NOWADAYS

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RESCENE

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ARrC

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SEE ALSO: LE SSERAFIM teams up with Google Android for ‘Come Over’ music video collaboration