The girls of 4minute performed on today's episode of Music Bank with another very fierce performance of Hit Your Heart. After just winning for their first time on M! Countdown with HuH, the girls are prepared to battle it out for more awards with their powerful vocals and choreography. Prepare to get your hearts hit as you watch another spectacular performance by the girls. http://www.youtube.com/watch?v=xEPilL9V2lk