On December 8th, newly-launched cable channel jTBC aired their first episode of 'Music On Top', which was hosted by B2ST's leader Yoon Doojoon and actor Lee Hyun Woo. This week's pilot episode revealed performances by artists like IU, Troublemaker, Dynamic Duo, INFINITE, Girl's Day, SECRET, Jung Yeop, Noel, Baek Ji Young, Double A, MYNAME, and X-5. Check out the videos below! === < Troublemaker > - < INFINITE > - < IU > - < Dynamic Duo > - < Girl's Day > - < MYNAME > - **Stay tuned for more video updates!