Cable channel YTN Star' aired its latest episode of�"Live Power Music" on May 15th, where saw a variety of idol groups taking the stage to rock the crowd in its concert-like atmosphere. Artists who performed this week include rookie artists�Brave Girls with their song, "Do You Know", Rania with "Dr Feel Good", and Dal Shabet with "Pink Rocket".�Singer Jay Park also made his debut on the show with his title track, "Abandoned". Check out the performances down below! -- Jay Park - "Abandoned" Brave Girls - "Do You Know" Rania - "Dr Feel Good" Dal Shabet - "Pink Rocket" Block B - "Wanna B" -- Tip: Jae