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

On this episode, VOISPER returned with "Summer Cold", Vromance debuted with "She", Snuper made a comeback with "You=Heaven", Eric Nam returned with "Can't Help Myself", and G-Friend came back with "Navillera".

As for the winners, B2ST and Wonder Girls were nominated for 1st place, but it was Wonder Girls who took the win with "Why So Lonely"! Congratulations to Wonder Girls!

Other performers this episode were Gugudan, NCT 127, B2ST, Wonder Girls, Seventeen, SONAMOO, ASTRO, Romeo, Matilda, Melody Day, Brave Girls, Mad Town, DIA, and SISTAR. 

Check out the performances below!

SEE ALSO: SISTAR win #1 + Performances from July 7th 'M! Countdown'!

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DEBUT: Vromance

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COMEBACK: VOISPER

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COMEBACK: Snuper

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COMEBACK: Eric Nam

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COMEBACK: G-Friend

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Gugudan

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NCT 127

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B2ST

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Wonder Girls

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Seventeen

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SONAMOO

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ASTRO

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Romeo

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Matilda

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Melody Day

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Brave Girls

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Mad Town

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DIA

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SISTAR

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