Mnet "M! Countdown" is back this week full of amazing performances!

Great performances from top artists including T-ara, Girls' Generation, YB, Trouble Maker, A Pink, Boyfriend and more

And for the highlight of the show, Trouble Maker claimed their first win tonight with their debut track "Trouble Maker" with a hot battle against T-ara and IU.

Congratulations Trouble Maker!


Trouble Maker - Trouble Maker

Special Stage : Girls' Generation - Mr. Taxi

T-ara - Cry Cry

A Pink - MY MY

Boyfriend - I'll Be There