After School, SISTAR, & more perform on ‘The Producer’ special of “Yoo Hee Yeol’s Sketchbook”

In celebration of their 100th episode next month, KBS’s “Yoo Hee Yeol’s Sketchbook” will be holding a four week-long special!Since SBS’s “Chocolate” concluded its run earlier this year, “Sketchbook” is one of the few public broadcast programs left that caters to showcasing authentic music. By using their 100th episode as a milestone, the program has created a series of specials that aim to show