"Singer dreamed..."You Hee-yeol's Sketchbook" Park Bo-gum, playing a high-end piano "charm explosion" from singing and MC
Park Bo-gum, You Hee-yeol's Sketchbook' From piano to song...' Universal talent'
About You Hee-yeol's Sketchbook
You Hee-yeol's Sketchbook is a South Korean talk show and live music television program. It is hosted by You Hee-yeol, also known as his one-man band, Toy. The program has aired since April 24, 2009.
 Wikipedia