f(x) grab their 2nd 'Red Light' win from M!Countdown #RedLight2ndwin

f(x) are signalling 'Red Light' for their succeeding victory with their 2nd win from M!Countdown today.

Going on a head to head battle with K.Will, the victorious girls rose as no.1 for this week giving happiness to their fans. Victoria give her thank you speech and have a lively encore.

Watch below:

http://www.youtube.com/watch?v=PaIw2EITNuU

http://www.youtube.com/watch?v=yQvclG7IsNQ