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

On this week's episode, BEWAVE debuted with "SING !", TOZ debuted with "Nu Shoes", HyunA returned with "Q&A", Seventeen came back with "Maestro", Lee Jin Hyuk made a comeback with "Relax", Solar returned with "But I", The KingDom came back with "Flip that Coin", IVE returned with "HEYA", Xdinary Heroes made a comeback with "Little Things", YOUNITE returned with "Geekin", Pentagon's Kino came back with "Broke My Heart" featuring Lay Bankz, FANTASY BOYS returned with "Pitter-Patter-Love", and 82MAJOR made a comeback with "Choke". 

As for the winners, Zico and BABYMONSTER were the nominees, but it was BABYMONSTER who took the win with "SHEESH". Congratulations to BABYMONSTER!

Other performers included BOYNEXTDOOR, TIOT, Doyoung, and Yuqi.

Watch the performances below!

WINNER:

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DEBUT: BEWAVE

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DEBUT: TOZ

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COMEBACK: HyunA

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COMEBACK: Seventeen

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COMEBACK: Lee Jin Hyuk

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COMEBACK: Solar

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COMEBACK: The KingDom

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COMEBACK: IVE

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COMEBACK: Xdinary Heroes

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COMEBACK: YOUNITE

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COMEBACK: Kino

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COMEBACK: FANTASY BOYS

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COMEBACK: 82MAJOR

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BOYNEXTDOOR

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TIOT

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Doyoung

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Yuqi

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SEE ALSO: BABYMONSTER sits down with BuzzFeed Celeb to play 'Who's Who'